12504552152 has 16 divisors (see below), whose sum is σ = 23515613160. Its totient is φ = 6233721984.

The previous prime is 12504552139. The next prime is 12504552161. The reversal of 12504552152 is 25125540521.

It is a happy number.

It is a super-2 number, since 2×12504552152² (a number of 21 digits) contains 22 as substring.

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, 2316398 + ... + 2321789.

Almost surely, 2^12504552152 is an apocalyptic number.

It is an amenable number.

12504552152 is a deficient number, since it is larger than the sum of its proper divisors (11011061008).

12504552152 is a wasteful number, since it uses less digits than its factorization.

12504552152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4638530 (or 4638526 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 32.

The spelling of 12504552152 in words is "twelve billion, five hundred four million, five hundred fifty-two thousand, one hundred fifty-two".