315620567252 has 6 divisors (see below), whose sum is σ = 552335992698. Its totient is φ = 157810283624.

The previous prime is 315620567239. The next prime is 315620567281. The reversal of 315620567252 is 252765026513.

It can be written as a sum of positive squares in only one way, i.e., 159299967376 + 156320599876 = 399124^2 + 395374^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39452570903 + ... + 39452570910.

It is an arithmetic number, because the mean of its divisors is an integer number (92055998783).

Almost surely, 2^315620567252 is an apocalyptic number.

It is an amenable number.

315620567252 is a deficient number, since it is larger than the sum of its proper divisors (236715425446).

315620567252 is a wasteful number, since it uses less digits than its factorization.

315620567252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78905141817 (or 78905141815 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 315620567252 in words is "three hundred fifteen billion, six hundred twenty million, five hundred sixty-seven thousand, two hundred fifty-two".