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Untrigintacentillion

A Untrigintacentillion (1 Untrigintacentillion) is 10 to the power of 396 (10^396). This is an exorbitantly astronomical number!

How many zeros in a Untrigintacentillion?

There are 396 zeros in a Untrigintacentillion.

What's before Untrigintacentillion?

A Trigintacentillion is smaller than a Untrigintacentillion.

What's after Untrigintacentillion?

A Duotrigintacentillion is larger than a Untrigintacentillion.

Untrigintacentillionaire

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

Is Untrigintacentillion the largest number?

Untrigintacentillion 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.

Untrigintacentillion written out

Untrigintacentillion 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


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