252606317670 has 96 divisors (see below), whose sum is σ = 750883378752. Its totient is φ = 57716914176.

The previous prime is 252606317653. The next prime is 252606317681. The reversal of 252606317670 is 76713606252.

252606317670 is a `hidden beast` number, since 2 + 5 + 2 + 6 + 0 + 631 + 7 + 6 + 7 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1635294 + ... + 1783086.

It is an arithmetic number, because the mean of its divisors is an integer number (7821701862).

Almost surely, 2^252606317670 is an apocalyptic number.

252606317670 is an abundant number, since it is smaller than the sum of its proper divisors (498277061082).

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

252606317670 is a wasteful number, since it uses less digits than its factorization.

252606317670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150526 (or 150523 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The spelling of 252606317670 in words is "two hundred fifty-two billion, six hundred six million, three hundred seventeen thousand, six hundred seventy".