36520611065 has 32 divisors (see below), whose sum is σ = 46385015040. Its totient is φ = 27548319744.

The previous prime is 36520611047. The next prime is 36520611067. The reversal of 36520611065 is 56011602563.

It is a cyclic number.

It is not a de Polignac number, because 36520611065 - 2²⁰ = 36519562489 is a prime.

It is a super-2 number, since 2×36520611065² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36520611067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2860466 + ... + 2873204.

It is an arithmetic number, because the mean of its divisors is an integer number (1449531720).

Almost surely, 2^36520611065 is an apocalyptic number.

It is an amenable number.

36520611065 is a deficient number, since it is larger than the sum of its proper divisors (9864403975).

36520611065 is a wasteful number, since it uses less digits than its factorization.

36520611065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13121.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 36520611065 in words is "thirty-six billion, five hundred twenty million, six hundred eleven thousand, sixty-five".