25170050328 has 32 divisors (see below), whose sum is σ = 63721651200. Its totient is φ = 8283813408.

The previous prime is 25170050309. The next prime is 25170050351. The reversal of 25170050328 is 82305007152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6635776 + ... + 6639567.

It is an arithmetic number, because the mean of its divisors is an integer number (1991301600).

Almost surely, 2^25170050328 is an apocalyptic number.

It is an amenable number.

25170050328 is an abundant number, since it is smaller than the sum of its proper divisors (38551600872).

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

25170050328 is a wasteful number, since it uses less digits than its factorization.

25170050328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13275431 (or 13275427 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 25170050328 in words is "twenty-five billion, one hundred seventy million, fifty thousand, three hundred twenty-eight".