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A Novenseptuagintillion (1 Novenseptuagintillion) is 10 to the power of 240 (10^240). This is an astronomical number!

How many zeros in a Novenseptuagintillion?

There are 240 zeros in a Novenseptuagintillion.

What's before Novenseptuagintillion?

A Octoseptuagintillion is smaller than a Novenseptuagintillion.

What's after Novenseptuagintillion?

A Octogintillion is larger than a Novenseptuagintillion.


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

Is Novenseptuagintillion the largest number?

Novenseptuagintillion 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.

Novenseptuagintillion written out

Novenseptuagintillion is written out as:


Big Numbers

This is just one of many really big numbers!

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