9951875912 has 32 divisors (see below), whose sum is σ = 20361801600. Its totient is φ = 4522315200.

The previous prime is 9951875881. The next prime is 9951875929. The reversal of 9951875912 is 2195781599.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348014 + ... + 375522.

It is an arithmetic number, because the mean of its divisors is an integer number (636306300).

Almost surely, 2^9951875912 is an apocalyptic number.

It is an amenable number.

9951875912 is an abundant number, since it is smaller than the sum of its proper divisors (10409925688).

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

9951875912 is a wasteful number, since it uses less digits than its factorization.

9951875912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31637 (or 31633 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 56.

The square root of 9951875912 is about 99759.0893703426. The cubic root of 9951875912 is about 2150.9731244359.

The spelling of 9951875912 in words is "nine billion, nine hundred fifty-one million, eight hundred seventy-five thousand, nine hundred twelve".