252532575525 has 48 divisors (see below), whose sum is σ = 418631983616. Its totient is φ = 134326019520.

The previous prime is 252532575473. The next prime is 252532575593. The reversal of 252532575525 is 525575235252.

252532575525 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 252532575525 - 2¹⁶ = 252532509989 is a prime.

It is a Duffinian number.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 54154344 + ... + 54159006.

Almost surely, 2^252532575525 is an apocalyptic number.

252532575525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252532575525 is a deficient number, since it is larger than the sum of its proper divisors (166099408091).

252532575525 is a wasteful number, since it uses less digits than its factorization.

252532575525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6442 (or 6437 counting only the distinct ones).

The product of its digits is 5250000, while the sum is 48.

The spelling of 252532575525 in words is "two hundred fifty-two billion, five hundred thirty-two million, five hundred seventy-five thousand, five hundred twenty-five".