12465904692 has 24 divisors (see below), whose sum is σ = 29091478752. Its totient is φ = 4154677600.

The previous prime is 12465904681. The next prime is 12465904741. The reversal of 12465904692 is 29640956421.

It is a super-2 number, since 2×12465904692² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 9142 + ... + 158162.

It is an arithmetic number, because the mean of its divisors is an integer number (1212144948).

Almost surely, 2^12465904692 is an apocalyptic number.

12465904692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12465904692 is an abundant number, since it is smaller than the sum of its proper divisors (16625574060).

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

12465904692 is a wasteful number, since it uses less digits than its factorization.

12465904692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155999 (or 155997 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 12465904692 in words is "twelve billion, four hundred sixty-five million, nine hundred four thousand, six hundred ninety-two".