12556880375288 has 16 divisors (see below), whose sum is σ = 23559175711680. Its totient is φ = 6274433518848.

The previous prime is 12556880375231. The next prime is 12556880375321. The reversal of 12556880375288 is 88257308865521.

It is a congruent number.

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, 500820281 + ... + 500845352.

It is an arithmetic number, because the mean of its divisors is an integer number (1472448481980).

Almost surely, 2^{12556880375288} is an apocalyptic number.

It is an amenable number.

12556880375288 is a deficient number, since it is larger than the sum of its proper divisors (11002295336392).

12556880375288 is a wasteful number, since it uses less digits than its factorization.

12556880375288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001667206 (or 1001667202 counting only the distinct ones).

The product of its (nonzero) digits is 258048000, while the sum is 68.

The spelling of 12556880375288 in words is "twelve trillion, five hundred fifty-six billion, eight hundred eighty million, three hundred seventy-five thousand, two hundred eighty-eight".