252520254165 has 8 divisors (see below), whose sum is σ = 404032406688. Its totient is φ = 134677468880.

The previous prime is 252520254163. The next prime is 252520254169. The reversal of 252520254165 is 561452025252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252520254165 - 2¹ = 252520254163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252520254163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8417341791 + ... + 8417341820.

It is an arithmetic number, because the mean of its divisors is an integer number (50504050836).

Almost surely, 2^252520254165 is an apocalyptic number.

It is an amenable number.

252520254165 is a deficient number, since it is larger than the sum of its proper divisors (151512152523).

252520254165 is a wasteful number, since it uses less digits than its factorization.

252520254165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16834683619.

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 252520254165 in words is "two hundred fifty-two billion, five hundred twenty million, two hundred fifty-four thousand, one hundred sixty-five".