25252750528 has 28 divisors (see below), whose sum is σ = 50493469752. Its totient is φ = 12529986560.

The previous prime is 25252750513. The next prime is 25252750591. The reversal of 25252750528 is 82505725252.

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, 1497625 + ... + 1514392.

Almost surely, 2^25252750528 is an apocalyptic number.

It is an amenable number.

25252750528 is a deficient number, since it is larger than the sum of its proper divisors (25240719224).

25252750528 is a wasteful number, since it uses less digits than its factorization.

25252750528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3012160 (or 3012150 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 43.

The spelling of 25252750528 in words is "twenty-five billion, two hundred fifty-two million, seven hundred fifty thousand, five hundred twenty-eight".