25528050252528 has 80 divisors (see below), whose sum is σ = 66055307356416. Its totient is φ = 8495436718080.

The previous prime is 25528050252499. The next prime is 25528050252553. The reversal of 25528050252528 is 82525205082552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 592785525 + ... + 592828587.

Almost surely, 2^{25528050252528} is an apocalyptic number.

It is an amenable number.

25528050252528 is an abundant number, since it is smaller than the sum of its proper divisors (40527257103888).

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

25528050252528 is a wasteful number, since it uses less digits than its factorization.

25528050252528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62982 (or 62976 counting only the distinct ones).

The product of its (nonzero) digits is 6400000, while the sum is 51.

The spelling of 25528050252528 in words is "twenty-five trillion, five hundred twenty-eight billion, fifty million, two hundred fifty-two thousand, five hundred twenty-eight".