315617156031705 has 16 divisors (see below), whose sum is σ = 550895399619264. Its totient is φ = 153026499894080.

The previous prime is 315617156031649. The next prime is 315617156031763. The reversal of 315617156031705 is 507130651716513.

It is not a de Polignac number, because 315617156031705 - 2²⁰ = 315617154983129 is a prime.

It is a super-2 number, since 2×315617156031705² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 956415624174 + ... + 956415624503.

It is an arithmetic number, because the mean of its divisors is an integer number (34430962476204).

Almost surely, 2^{315617156031705} is an apocalyptic number.

It is an amenable number.

315617156031705 is a deficient number, since it is larger than the sum of its proper divisors (235278243587559).

315617156031705 is a wasteful number, since it uses less digits than its factorization.

315617156031705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912831248696.

The product of its (nonzero) digits is 1984500, while the sum is 51.

The spelling of 315617156031705 in words is "three hundred fifteen trillion, six hundred seventeen billion, one hundred fifty-six million, thirty-one thousand, seven hundred five".