12537640002504 has 32 divisors (see below), whose sum is σ = 31344188372640. Its totient is φ = 4179201552000.

The previous prime is 12537640002479. The next prime is 12537640002527. The reversal of 12537640002504 is 40520004673521.

It is a super-2 number, since 2×12537640002504² (a number of 27 digits) contains 22 as substring.

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, 13852164 + ... + 14729484.

It is an arithmetic number, because the mean of its divisors is an integer number (979505886645).

Almost surely, 2^{12537640002504} is an apocalyptic number.

It is an amenable number.

12537640002504 is an abundant number, since it is smaller than the sum of its proper divisors (18806548370136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12537640002504 is a wasteful number, since it uses less digits than its factorization.

12537640002504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472781 (or 1472777 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

The spelling of 12537640002504 in words is "twelve trillion, five hundred thirty-seven billion, six hundred forty million, two thousand, five hundred four".