36412664569 has 2 divisors, whose sum is σ = 36412664570. Its totient is φ = 36412664568.

The previous prime is 36412664549. The next prime is 36412664581. The reversal of 36412664569 is 96546621463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25380313344 + 11032351225 = 159312^2 + 105035^2 .

It is a cyclic number.

It is not a de Polignac number, because 36412664569 - 2⁵ = 36412664537 is a prime.

It is a super-2 number, since 2×36412664569² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36412664539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18206332284 + 18206332285.

It is an arithmetic number, because the mean of its divisors is an integer number (18206332285).

Almost surely, 2^36412664569 is an apocalyptic number.

It is an amenable number.

36412664569 is a deficient number, since it is larger than the sum of its proper divisors (1).

36412664569 is an equidigital number, since it uses as much as digits as its factorization.

36412664569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 52.

The spelling of 36412664569 in words is "thirty-six billion, four hundred twelve million, six hundred sixty-four thousand, five hundred sixty-nine".