264502131301613 has 2 divisors, whose sum is σ = 264502131301614. Its totient is φ = 264502131301612.

The previous prime is 264502131301607. The next prime is 264502131301637. The reversal of 264502131301613 is 316103131205462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241887037187524 + 22615094114089 = 15552718^2 + 4755533^2 .

It is a cyclic number.

It is not a de Polignac number, because 264502131301613 - 2²⁴ = 264502114524397 is a prime.

It is a super-2 number, since 2×264502131301613² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264502131301313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132251065650806 + 132251065650807.

It is an arithmetic number, because the mean of its divisors is an integer number (132251065650807).

Almost surely, 2^{264502131301613} is an apocalyptic number.

It is an amenable number.

264502131301613 is a deficient number, since it is larger than the sum of its proper divisors (1).

264502131301613 is an equidigital number, since it uses as much as digits as its factorization.

264502131301613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 264502131301613 in words is "two hundred sixty-four trillion, five hundred two billion, one hundred thirty-one million, three hundred one thousand, six hundred thirteen".