625660000625 has 20 divisors (see below), whose sum is σ = 852899722224. Its totient is φ = 455025450000.

The previous prime is 625660000601. The next prime is 625660000631. The reversal of 625660000625 is 526000066526.

It is not a de Polignac number, because 625660000625 - 2¹⁴ = 625659984241 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45495671 + ... + 45509420.

Almost surely, 2^625660000625 is an apocalyptic number.

It is an amenable number.

625660000625 is a deficient number, since it is larger than the sum of its proper divisors (227239721599).

625660000625 is an equidigital number, since it uses as much as digits as its factorization.

625660000625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91005122 (or 91005107 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 625660000625 in words is "six hundred twenty-five billion, six hundred sixty million, six hundred twenty-five", and thus it is an aban number.