12404772172576 has 24 divisors (see below), whose sum is σ = 27910737388800. Its totient is φ = 5316330931008.

The previous prime is 12404772172549. The next prime is 12404772172591. The reversal of 12404772172576 is 67527127740421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27689223376 + ... + 27689223823.

It is an arithmetic number, because the mean of its divisors is an integer number (1162947391200).

Almost surely, 2^{12404772172576} is an apocalyptic number.

12404772172576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12404772172576 is an abundant number, since it is smaller than the sum of its proper divisors (15505965216224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12404772172576 is an equidigital number, since it uses as much as digits as its factorization.

12404772172576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55378447216 (or 55378447208 counting only the distinct ones).

The product of its (nonzero) digits is 9219840, while the sum is 55.

The spelling of 12404772172576 in words is "twelve trillion, four hundred four billion, seven hundred seventy-two million, one hundred seventy-two thousand, five hundred seventy-six".