316265666562613 has 2 divisors, whose sum is σ = 316265666562614. Its totient is φ = 316265666562612.

The previous prime is 316265666562563. The next prime is 316265666562673.

316265666562613 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 300831784317009 + 15433882245604 = 17344503^2 + 3928598^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 316265666562613 - 2¹⁷ = 316265666431541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316265666562673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158132833281306 + 158132833281307.

It is an arithmetic number, because the mean of its divisors is an integer number (158132833281307).

Almost surely, 2^{316265666562613} is an apocalyptic number.

It is an amenable number.

316265666562613 is a deficient number, since it is larger than the sum of its proper divisors (1).

316265666562613 is an equidigital number, since it uses as much as digits as its factorization.

316265666562613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 251942400, while the sum is 64.

The spelling of 316265666562613 in words is "three hundred sixteen trillion, two hundred sixty-five billion, six hundred sixty-six million, five hundred sixty-two thousand, six hundred thirteen".