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Septemoctogintillion

A Septemoctogintillion (1 Septemoctogintillion) is 10 to the power of 264 (10^264). This is an excessively astronomical number!

How many zeros in a Septemoctogintillion?

There are 264 zeros in a Septemoctogintillion.

What's before Septemoctogintillion?

A Sexoctogintillion is smaller than a Septemoctogintillion.

What's after Septemoctogintillion?

A Octooctogintillion is larger than a Septemoctogintillion.

Septemoctogintillionaire

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

Is Septemoctogintillion the largest number?

Septemoctogintillion 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.

Septemoctogintillion written out

Septemoctogintillion 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


Big Numbers

This is just one of many really big numbers!

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