## Octogintacentillion

A Octogintacentillion (1 Octogintacentillion) is 10 to the power of 543 (10^543). This is a tremendously astronomical number!

## How many zeros in a Octogintacentillion?

There are 543 zeros in a Octogintacentillion.

## What's before Octogintacentillion?

A Novenseptuagintacentillion is smaller than a Octogintacentillion.

## What's after Octogintacentillion?

A Unoctogintacentillion is larger than a Octogintacentillion.

## Octogintacentillionaire

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

## Is Octogintacentillion the largest number?

Octogintacentillion 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.

## Octogintacentillion written out

Octogintacentillion 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

## Big Numbers

This is just one of many really big numbers!