25525303028 has 24 divisors (see below), whose sum is σ = 45516831360. Its totient is φ = 12522768480.

The previous prime is 25525302967. The next prime is 25525303031. The reversal of 25525303028 is 82030352552.

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, 239288 + ... + 329103.

It is an arithmetic number, because the mean of its divisors is an integer number (1896534640).

Almost surely, 2^25525303028 is an apocalyptic number.

It is an amenable number.

25525303028 is a deficient number, since it is larger than the sum of its proper divisors (19991528332).

25525303028 is a wasteful number, since it uses less digits than its factorization.

25525303028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568607 (or 568605 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 25525303028 in words is "twenty-five billion, five hundred twenty-five million, three hundred three thousand, twenty-eight".