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Sexoctogintaducentillion

A Sexoctogintaducentillion (1 Sexoctogintaducentillion) is 10 to the power of 861 (10^861). This is an excessively astronomical number!

How many zeros in a Sexoctogintaducentillion?

There are 861 zeros in a Sexoctogintaducentillion.

What's before Sexoctogintaducentillion?

A Quinoctogintaducentillion is smaller than a Sexoctogintaducentillion.

What's after Sexoctogintaducentillion?

A Septemoctogintaducentillion is larger than a Sexoctogintaducentillion.

Sexoctogintaducentillionaire

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

Is Sexoctogintaducentillion the largest number?

Sexoctogintaducentillion 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.

Sexoctogintaducentillion written out

Sexoctogintaducentillion 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


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