12359117928 has 32 divisors (see below), whose sum is σ = 30900519360. Its totient is φ = 4119342720.

The previous prime is 12359117923. The next prime is 12359117971. The reversal of 12359117928 is 82971195321.

It is a happy number.

It is a super-2 number, since 2×12359117928² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (12359117923) 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, 516076 + ... + 539492.

It is an arithmetic number, because the mean of its divisors is an integer number (965641230).

Almost surely, 2^12359117928 is an apocalyptic number.

It is an amenable number.

12359117928 is an abundant number, since it is smaller than the sum of its proper divisors (18541401432).

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

12359117928 is a wasteful number, since it uses less digits than its factorization.

12359117928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45417 (or 45413 counting only the distinct ones).

The product of its digits is 272160, while the sum is 48.

The spelling of 12359117928 in words is "twelve billion, three hundred fifty-nine million, one hundred seventeen thousand, nine hundred twenty-eight".