252602430624 has 72 divisors (see below), whose sum is σ = 741510387072. Its totient is φ = 81484652160.

The previous prime is 252602430607. The next prime is 252602430631. The reversal of 252602430624 is 426034206252.

252602430624 is a `hidden beast` number, since 2 + 5 + 2 + 6 + 0 + 24 + 3 + 0 + 624 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14137714 + ... + 14155569.

It is an arithmetic number, because the mean of its divisors is an integer number (10298755376).

Almost surely, 2^252602430624 is an apocalyptic number.

252602430624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

252602430624 is an abundant number, since it is smaller than the sum of its proper divisors (488907956448).

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

252602430624 is a wasteful number, since it uses less digits than its factorization.

252602430624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28293330 (or 28293319 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 252602430624 its reverse (426034206252), we get a palindrome (678636636876).

The spelling of 252602430624 in words is "two hundred fifty-two billion, six hundred two million, four hundred thirty thousand, six hundred twenty-four".