12563124256 has 24 divisors (see below), whose sum is σ = 24759184464. Its totient is φ = 6275077440.

The previous prime is 12563124227. The next prime is 12563124281. The reversal of 12563124256 is 65242136521.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171090 + ... + 233233.

It is an arithmetic number, because the mean of its divisors is an integer number (1031632686).

Almost surely, 2^12563124256 is an apocalyptic number.

12563124256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12563124256 is a deficient number, since it is larger than the sum of its proper divisors (12196060208).

12563124256 is an equidigital number, since it uses as much as digits as its factorization.

12563124256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405304 (or 405296 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The spelling of 12563124256 in words is "twelve billion, five hundred sixty-three million, one hundred twenty-four thousand, two hundred fifty-six".