12254552662564 has 24 divisors (see below), whose sum is σ = 21471379554240. Its totient is φ = 6119873909856.

The previous prime is 12254552662553. The next prime is 12254552662589. The reversal of 12254552662564 is 46526625545221.

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, 45916434 + ... + 46182550.

It is an arithmetic number, because the mean of its divisors is an integer number (894640814760).

Almost surely, 2^{12254552662564} is an apocalyptic number.

It is an amenable number.

12254552662564 is a deficient number, since it is larger than the sum of its proper divisors (9216826891676).

12254552662564 is a wasteful number, since it uses less digits than its factorization.

12254552662564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279987 (or 279985 counting only the distinct ones).

The product of its digits is 34560000, while the sum is 55.

The spelling of 12254552662564 in words is "twelve trillion, two hundred fifty-four billion, five hundred fifty-two million, six hundred sixty-two thousand, five hundred sixty-four".