Unseptuagintatrecentillion

A Unseptuagintatrecentillion (1 Unseptuagintatrecentillion) is 10 to the power of 1116 (10^1116). This is an exorbitantly astronomical number!

How many zeros in a Unseptuagintatrecentillion?

There are 1,116 zeros in a Unseptuagintatrecentillion.

What's before Unseptuagintatrecentillion?

A Septuagintatrecentillion is smaller than a Unseptuagintatrecentillion.

What's after Unseptuagintatrecentillion?

A Duoseptuagintatrecentillion is larger than a Unseptuagintatrecentillion.

Unseptuagintatrecentillionaire

A Unseptuagintatrecentillionaire is someone whos assets, net worth or wealth is 1 or more Unseptuagintatrecentillion. It is unlikely anyone will ever be a true Unseptuagintatrecentillionaire. If you want to be a Unseptuagintatrecentillionaire, play Tap Tales!

Is Unseptuagintatrecentillion the largest number?

Unseptuagintatrecentillion is not the largest number. Infinity best describes the largest possible number - if there even is one! We cannot comprehend what the largest number actually is.

Unseptuagintatrecentillion written out

Unseptuagintatrecentillion is written out as:

1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000

Big Numbers

This is just one of many really big numbers!