99507464256 has 56 divisors (see below), whose sum is σ = 264259039680. Its totient is φ = 33045832192.

The previous prime is 99507464209. The next prime is 99507464257. The reversal of 99507464256 is 65246470599.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 99507464196 and 99507464205.

It is not an unprimeable number, because it can be changed into a prime (99507464257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911676 + ... + 1014971.

Almost surely, 2^99507464256 is an apocalyptic number.

99507464256 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

99507464256 is an abundant number, since it is smaller than the sum of its proper divisors (164751575424).

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

99507464256 is a wasteful number, since it uses less digits than its factorization.

99507464256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926931 (or 1926921 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 57.

The spelling of 99507464256 in words is "ninety-nine billion, five hundred seven million, four hundred sixty-four thousand, two hundred fifty-six".