525252800025 has 18 divisors (see below), whose sum is σ = 940786126670. Its totient is φ = 280134826560.

The previous prime is 525252799999. The next prime is 525252800063. The reversal of 525252800025 is 520008252525.

525252800025 is a `hidden beast` number, since 52 + 525 + 2 + 80 + 0 + 0 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 161264601 + 525091535424 = 12699^2 + 724632^2 .

It is not a de Polignac number, because 525252800025 - 2¹⁷ = 525252668953 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1167228220 + ... + 1167228669.

Almost surely, 2^525252800025 is an apocalyptic number.

It is an amenable number.

525252800025 is a deficient number, since it is larger than the sum of its proper divisors (415533326645).

525252800025 is a wasteful number, since it uses less digits than its factorization.

525252800025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334456905 (or 2334456897 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 525252800025 in words is "five hundred twenty-five billion, two hundred fifty-two million, eight hundred thousand, twenty-five".