252606317704 has 32 divisors (see below), whose sum is σ = 521932561920. Its totient is φ = 113876191296.

The previous prime is 252606317701. The next prime is 252606317723. The reversal of 252606317704 is 407713606252.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (252606317701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28238632 + ... + 28247575.

It is an arithmetic number, because the mean of its divisors is an integer number (16310392560).

Almost surely, 2^252606317704 is an apocalyptic number.

It is an amenable number.

252606317704 is an abundant number, since it is smaller than the sum of its proper divisors (269326244216).

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

252606317704 is a wasteful number, since it uses less digits than its factorization.

252606317704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56486269 (or 56486265 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 252606317704 in words is "two hundred fifty-two billion, six hundred six million, three hundred seventeen thousand, seven hundred four".