252272752525 has 12 divisors (see below), whose sum is σ = 315915426324. Its totient is φ = 199820000000.

The previous prime is 252272752513. The next prime is 252272752541. The reversal of 252272752525 is 525257272252.

It can be written as a sum of positive squares in 6 ways, for example, as 6989294404 + 245283458121 = 83602^2 + 495261^2 .

It is not a de Polignac number, because 252272752525 - 2⁵ = 252272752493 is a prime.

It is a Duffinian number.

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, 49952476 + ... + 49957525.

It is an arithmetic number, because the mean of its divisors is an integer number (26326285527).

Almost surely, 2^252272752525 is an apocalyptic number.

252272752525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252272752525 is a deficient number, since it is larger than the sum of its proper divisors (63642673799).

252272752525 is a wasteful number, since it uses less digits than its factorization.

252272752525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99910112 (or 99910107 counting only the distinct ones).

The product of its digits is 1960000, while the sum is 46.

The spelling of 252272752525 in words is "two hundred fifty-two billion, two hundred seventy-two million, seven hundred fifty-two thousand, five hundred twenty-five".