12508562996 has 12 divisors (see below), whose sum is σ = 21947745120. Its totient is φ = 6237778680.

The previous prime is 12508562981. The next prime is 12508563017. The reversal of 12508562996 is 69926580521.

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, 4124000 + ... + 4127031.

It is an arithmetic number, because the mean of its divisors is an integer number (1828978760).

Almost surely, 2^12508562996 is an apocalyptic number.

It is an amenable number.

12508562996 is a deficient number, since it is larger than the sum of its proper divisors (9439182124).

12508562996 is a wasteful number, since it uses less digits than its factorization.

12508562996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8251414 (or 8251412 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 53.

The spelling of 12508562996 in words is "twelve billion, five hundred eight million, five hundred sixty-two thousand, nine hundred ninety-six".