12512513764 has 12 divisors (see below), whose sum is σ = 23049367600. Its totient is φ = 5926980168.

The previous prime is 12512513753. The next prime is 12512513773. The reversal of 12512513764 is 46731521521.

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, 82319094 + ... + 82319245.

Almost surely, 2^12512513764 is an apocalyptic number.

It is an amenable number.

12512513764 is a deficient number, since it is larger than the sum of its proper divisors (10536853836).

12512513764 is a wasteful number, since it uses less digits than its factorization.

12512513764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164638362 (or 164638360 counting only the distinct ones).

The product of its digits is 50400, while the sum is 37.

The spelling of 12512513764 in words is "twelve billion, five hundred twelve million, five hundred thirteen thousand, seven hundred sixty-four".