315842710856 has 16 divisors (see below), whose sum is σ = 598859073900. Its totient is φ = 156146957824.

The previous prime is 315842710831. The next prime is 315842710919. The reversal of 315842710856 is 658017248513.

It can be written as a sum of positive squares in 2 ways, for example, as 315675422500 + 167288356 = 561850^2 + 12934^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221798945 + ... + 221800368.

Almost surely, 2^315842710856 is an apocalyptic number.

It is an amenable number.

315842710856 is a deficient number, since it is larger than the sum of its proper divisors (283016363044).

315842710856 is a wasteful number, since it uses less digits than its factorization.

315842710856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443599408 (or 443599404 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 315842710856 in words is "three hundred fifteen billion, eight hundred forty-two million, seven hundred ten thousand, eight hundred fifty-six".