25032635564 has 12 divisors (see below), whose sum is σ = 43859331600. Its totient is φ = 12501397968.

The previous prime is 25032635561. The next prime is 25032635597. The reversal of 25032635564 is 46553623052.

It is not an unprimeable number, because it can be changed into a prime (25032635561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3726179 + ... + 3732890.

It is an arithmetic number, because the mean of its divisors is an integer number (3654944300).

Almost surely, 2^25032635564 is an apocalyptic number.

It is an amenable number.

25032635564 is a deficient number, since it is larger than the sum of its proper divisors (18826696036).

25032635564 is a wasteful number, since it uses less digits than its factorization.

25032635564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7459912 (or 7459910 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 25032635564 in words is "twenty-five billion, thirty-two million, six hundred thirty-five thousand, five hundred sixty-four".