12647936075 has 12 divisors (see below), whose sum is σ = 15757776408. Its totient is φ = 10070390400.

The previous prime is 12647936039. The next prime is 12647936087. The reversal of 12647936075 is 57063974621.

It is not a de Polignac number, because 12647936075 - 2²⁸ = 12379500619 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1193582 + ... + 1204131.

It is an arithmetic number, because the mean of its divisors is an integer number (1313148034).

Almost surely, 2^12647936075 is an apocalyptic number.

12647936075 is a deficient number, since it is larger than the sum of its proper divisors (3109840333).

12647936075 is a wasteful number, since it uses less digits than its factorization.

12647936075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397934 (or 2397929 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 12647936075 in words is "twelve billion, six hundred forty-seven million, nine hundred thirty-six thousand, seventy-five".