25013762625 has 32 divisors (see below), whose sum is σ = 41634552960. Its totient is φ = 13336939200.

The previous prime is 25013762567. The next prime is 25013762731. The reversal of 25013762625 is 52626731052.

It is a happy number.

It is not a de Polignac number, because 25013762625 - 2⁸ = 25013762369 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, 1797946 + ... + 1811804.

It is an arithmetic number, because the mean of its divisors is an integer number (1301079780).

Almost surely, 2^25013762625 is an apocalyptic number.

25013762625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25013762625 is a deficient number, since it is larger than the sum of its proper divisors (16620790335).

25013762625 is a wasteful number, since it uses less digits than its factorization.

25013762625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18690 (or 18680 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 25013762625 in words is "twenty-five billion, thirteen million, seven hundred sixty-two thousand, six hundred twenty-five".