252505580025 has 12 divisors (see below), whose sum is σ = 417475892432. Its totient is φ = 134669642640.

The previous prime is 252505579999. The next prime is 252505580027. The reversal of 252505580025 is 520085505252.

252505580025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 252505580025 - 2⁸ = 252505579769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252505580027) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1683370459 + ... + 1683370608.

Almost surely, 2^252505580025 is an apocalyptic number.

252505580025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252505580025 is a deficient number, since it is larger than the sum of its proper divisors (164970312407).

252505580025 is a wasteful number, since it uses less digits than its factorization.

252505580025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366741080 (or 3366741075 counting only the distinct ones).

The product of its (nonzero) digits is 200000, while the sum is 39.

The spelling of 252505580025 in words is "two hundred fifty-two billion, five hundred five million, five hundred eighty thousand, twenty-five".