252163612672 has 112 divisors (see below), whose sum is σ = 538134366960. Its totient is φ = 117804367872.

The previous prime is 252163612669. The next prime is 252163612693. The reversal of 252163612672 is 276216361252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11351208 + ... + 11373400.

Almost surely, 2^252163612672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252163612672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269067183480).

252163612672 is an abundant number, since it is smaller than the sum of its proper divisors (285970754288).

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

252163612672 is an equidigital number, since it uses as much as digits as its factorization.

252163612672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22311 (or 22287 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The spelling of 252163612672 in words is "two hundred fifty-two billion, one hundred sixty-three million, six hundred twelve thousand, six hundred seventy-two".