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A Sexagintillion (1 Sexagintillion) is 10 to the power of 183 (10^183). This is an extremely gigantic number!

How many zeros in a Sexagintillion?

There are 183 zeros in a Sexagintillion.

What's before Sexagintillion?

A Novenquinquagintillion is smaller than a Sexagintillion.

What's after Sexagintillion?

A Unsexagintillion is larger than a Sexagintillion.


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

Is Sexagintillion the largest number?

Sexagintillion 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.

Sexagintillion written out

Sexagintillion is written out as:


Big Numbers

This is just one of many really big numbers!

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