252576422553 has 64 divisors (see below), whose sum is σ = 416703537152. Its totient is φ = 132515792640.

The previous prime is 252576422507. The next prime is 252576422569. The reversal of 252576422553 is 355224675252.

It is a happy number.

It is not a de Polignac number, because 252576422553 - 2²¹ = 252574325401 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (252576422503) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 41835051 + ... + 41841087.

It is an arithmetic number, because the mean of its divisors is an integer number (6510992768).

Almost surely, 2^252576422553 is an apocalyptic number.

It is an amenable number.

252576422553 is a deficient number, since it is larger than the sum of its proper divisors (164127114599).

252576422553 is a wasteful number, since it uses less digits than its factorization.

252576422553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6854.

The product of its digits is 5040000, while the sum is 48.

The spelling of 252576422553 in words is "two hundred fifty-two billion, five hundred seventy-six million, four hundred twenty-two thousand, five hundred fifty-three".