252702229064 has 8 divisors (see below), whose sum is σ = 473816679510. Its totient is φ = 126351114528.

The previous prime is 252702229063. The next prime is 252702229069. The reversal of 252702229064 is 460922207252.

It can be written as a sum of positive squares in only one way, i.e., 203980496164 + 48721732900 = 451642^2 + 220730^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (252702229063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15793889309 + ... + 15793889324.

Almost surely, 2^252702229064 is an apocalyptic number.

It is an amenable number.

252702229064 is a deficient number, since it is larger than the sum of its proper divisors (221114450446).

252702229064 is a wasteful number, since it uses less digits than its factorization.

252702229064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31587778639 (or 31587778635 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 252702229064 in words is "two hundred fifty-two billion, seven hundred two million, two hundred twenty-nine thousand, sixty-four".