252525275278 has 24 divisors (see below), whose sum is σ = 405404086320. Its totient is φ = 117932461920.

The previous prime is 252525275231. The next prime is 252525275291. The reversal of 252525275278 is 872572525252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2411823 + ... + 2514346.

It is an arithmetic number, because the mean of its divisors is an integer number (16891836930).

Almost surely, 2^252525275278 is an apocalyptic number.

252525275278 is a deficient number, since it is larger than the sum of its proper divisors (152878811042).

252525275278 is a wasteful number, since it uses less digits than its factorization.

252525275278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4926280 (or 4926261 counting only the distinct ones).

The product of its digits is 7840000, while the sum is 52.

The spelling of 252525275278 in words is "two hundred fifty-two billion, five hundred twenty-five million, two hundred seventy-five thousand, two hundred seventy-eight".