25572407876 has 12 divisors (see below), whose sum is σ = 47107067280. Its totient is φ = 12113245800.

The previous prime is 25572407867. The next prime is 25572407881. The reversal of 25572407876 is 67870427552.

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, 168239450 + ... + 168239601.

It is an arithmetic number, because the mean of its divisors is an integer number (3925588940).

Almost surely, 2^25572407876 is an apocalyptic number.

It is an amenable number.

25572407876 is a deficient number, since it is larger than the sum of its proper divisors (21534659404).

25572407876 is a wasteful number, since it uses less digits than its factorization.

25572407876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336479074 (or 336479072 counting only the distinct ones).

The product of its (nonzero) digits is 6585600, while the sum is 53.

The spelling of 25572407876 in words is "twenty-five billion, five hundred seventy-two million, four hundred seven thousand, eight hundred seventy-six".