316461515656 has 128 divisors (see below), whose sum is σ = 700527864960. Its totient is φ = 132130252800.

The previous prime is 316461515599. The next prime is 316461515683. The reversal of 316461515656 is 656515164613.

It is a super-2 number, since 2×316461515656² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 288478500 + ... + 288479596.

It is an arithmetic number, because the mean of its divisors is an integer number (5472873945).

Almost surely, 2^316461515656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 316461515656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350263932480).

316461515656 is an abundant number, since it is smaller than the sum of its proper divisors (384066349304).

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

316461515656 is a wasteful number, since it uses less digits than its factorization.

316461515656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135 (or 2131 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 49.

The spelling of 316461515656 in words is "three hundred sixteen billion, four hundred sixty-one million, five hundred fifteen thousand, six hundred fifty-six".