252105121344 has 56 divisors (see below), whose sum is σ = 681220245888. Its totient is φ = 82247057920.

The previous prime is 252105121337. The next prime is 252105121361. The reversal of 252105121344 is 443121501252.

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, 13959567 + ... + 13977614.

It is an arithmetic number, because the mean of its divisors is an integer number (12164647248).

Almost surely, 2^252105121344 is an apocalyptic number.

252105121344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

252105121344 is an abundant number, since it is smaller than the sum of its proper divisors (429115124544).

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

252105121344 is a wasteful number, since it uses less digits than its factorization.

252105121344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27937243 (or 27937233 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 252105121344 its reverse (443121501252), we get a palindrome (695226622596).

The spelling of 252105121344 in words is "two hundred fifty-two billion, one hundred five million, one hundred twenty-one thousand, three hundred forty-four".