316515464515613 has 24 divisors (see below), whose sum is σ = 354526632394200. Its totient is φ = 282266891786880.

The previous prime is 316515464515609. The next prime is 316515464515631.

It is a happy number.

316515464515613 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 92602937333764 + 223912527181849 = 9623042^2 + 14963707^2 .

It is not a de Polignac number, because 316515464515613 - 2² = 316515464515609 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316515464505613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35984843 + ... + 43908311.

It is an arithmetic number, because the mean of its divisors is an integer number (14771943016425).

Almost surely, 2^{316515464515613} is an apocalyptic number.

It is an amenable number.

316515464515613 is a deficient number, since it is larger than the sum of its proper divisors (38011167878587).

316515464515613 is a wasteful number, since it uses less digits than its factorization.

316515464515613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7929773 (or 7929762 counting only the distinct ones).

The product of its digits is 19440000, while the sum is 56.

The spelling of 316515464515613 in words is "three hundred sixteen trillion, five hundred fifteen billion, four hundred sixty-four million, five hundred fifteen thousand, six hundred thirteen".