25055252528 has 20 divisors (see below), whose sum is σ = 51400114200. Its totient is φ = 11790706944.

The previous prime is 25055252527. The next prime is 25055252539. The reversal of 25055252528 is 82525255052.

It is not an unprimeable number, because it can be changed into a prime (25055252527) 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, 46057178 + ... + 46057721.

It is an arithmetic number, because the mean of its divisors is an integer number (2570005710).

Almost surely, 2^25055252528 is an apocalyptic number.

It is an amenable number.

25055252528 is an abundant number, since it is smaller than the sum of its proper divisors (26344861672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25055252528 is a wasteful number, since it uses less digits than its factorization.

25055252528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92114924 (or 92114918 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 41.

The spelling of 25055252528 in words is "twenty-five billion, fifty-five million, two hundred fifty-two thousand, five hundred twenty-eight".