25555528050552 has 96 divisors (see below), whose sum is σ = 69324033102480. Its totient is φ = 8504833075200.

The previous prime is 25555528050529. The next prime is 25555528050593. The reversal of 25555528050552 is 25505082555552.

25555528050552 is a `hidden beast` number, since 2 + 5 + 5 + 5 + 5 + 5 + 2 + 80 + 5 + 0 + 552 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 479736223 + ... + 479789489.

Almost surely, 2^{25555528050552} is an apocalyptic number.

It is an amenable number.

25555528050552 is an abundant number, since it is smaller than the sum of its proper divisors (43768505051928).

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

25555528050552 is a wasteful number, since it uses less digits than its factorization.

25555528050552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63853 (or 63846 counting only the distinct ones).

The product of its (nonzero) digits is 25000000, while the sum is 54.

The spelling of 25555528050552 in words is "twenty-five trillion, five hundred fifty-five billion, five hundred twenty-eight million, fifty thousand, five hundred fifty-two".