12651252625 has 32 divisors (see below), whose sum is σ = 17235504000. Its totient is φ = 9194824000.

The previous prime is 12651252571. The next prime is 12651252637. The reversal of 12651252625 is 52625215621.

It is a de Polignac number, because none of the positive numbers 2^k-12651252625 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3833226 + ... + 3836524.

It is an arithmetic number, because the mean of its divisors is an integer number (538609500).

Almost surely, 2^12651252625 is an apocalyptic number.

It is an amenable number.

12651252625 is a deficient number, since it is larger than the sum of its proper divisors (4584251375).

12651252625 is a wasteful number, since it uses less digits than its factorization.

12651252625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6114 (or 6104 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The spelling of 12651252625 in words is "twelve billion, six hundred fifty-one million, two hundred fifty-two thousand, six hundred twenty-five".