252321434111152 has 40 divisors (see below), whose sum is σ = 591577143844896. Its totient is φ = 101776712918016.

The previous prime is 252321434111143. The next prime is 252321434111167. The reversal of 252321434111152 is 251111434123252.

It is a super-2 number, since 2×252321434111152² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66260878903 + ... + 66260882710.

Almost surely, 2^{252321434111152} is an apocalyptic number.

It is an amenable number.

252321434111152 is an abundant number, since it is smaller than the sum of its proper divisors (339255709733744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252321434111152 is a wasteful number, since it uses less digits than its factorization.

252321434111152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132521761645 (or 132521761639 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The spelling of 252321434111152 in words is "two hundred fifty-two trillion, three hundred twenty-one billion, four hundred thirty-four million, one hundred eleven thousand, one hundred fifty-two".