12504878276 has 24 divisors (see below), whose sum is σ = 24109323840. Its totient is φ = 5627756000.

The previous prime is 12504878263. The next prime is 12504878293. The reversal of 12504878276 is 67287840521.

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, 1402496 + ... + 1411383.

It is an arithmetic number, because the mean of its divisors is an integer number (1004555160).

Almost surely, 2^12504878276 is an apocalyptic number.

It is an amenable number.

12504878276 is a deficient number, since it is larger than the sum of its proper divisors (11604445564).

12504878276 is a wasteful number, since it uses less digits than its factorization.

12504878276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813995 (or 2813993 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 50.

The spelling of 12504878276 in words is "twelve billion, five hundred four million, eight hundred seventy-eight thousand, two hundred seventy-six".