36317806169 has 2 divisors, whose sum is σ = 36317806170. Its totient is φ = 36317806168.

The previous prime is 36317806157. The next prime is 36317806211. The reversal of 36317806169 is 96160871363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36190116169 + 127690000 = 190237^2 + 11300^2 .

It is a cyclic number.

It is not a de Polignac number, because 36317806169 - 2²⁸ = 36049370713 is a prime.

It is a super-2 number, since 2×36317806169² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36317806969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18158903084 + 18158903085.

It is an arithmetic number, because the mean of its divisors is an integer number (18158903085).

Almost surely, 2^36317806169 is an apocalyptic number.

It is an amenable number.

36317806169 is a deficient number, since it is larger than the sum of its proper divisors (1).

36317806169 is an equidigital number, since it uses as much as digits as its factorization.

36317806169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 36317806169 in words is "thirty-six billion, three hundred seventeen million, eight hundred six thousand, one hundred sixty-nine".