11904831996 has 48 divisors (see below), whose sum is σ = 28471806720. Its totient is φ = 3869265280.

The previous prime is 11904831971. The next prime is 11904832073. The reversal of 11904831996 is 69913840911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 997255 + ... + 1009121.

It is an arithmetic number, because the mean of its divisors is an integer number (593162640).

Almost surely, 2^11904831996 is an apocalyptic number.

It is an amenable number.

11904831996 is an abundant number, since it is smaller than the sum of its proper divisors (16566974724).

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

11904831996 is a wasteful number, since it uses less digits than its factorization.

11904831996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13954 (or 13952 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 51.

The spelling of 11904831996 in words is "eleven billion, nine hundred four million, eight hundred thirty-one thousand, nine hundred ninety-six".