36775706565523 has 16 divisors (see below), whose sum is σ = 37577335504896. Its totient is φ = 35982296127360.

The previous prime is 36775706565469. The next prime is 36775706565557. The reversal of 36775706565523 is 32556560757763.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36775706565523 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36775706565623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3210990 + ... + 9157612.

It is an arithmetic number, because the mean of its divisors is an integer number (2348583469056).

Almost surely, 2^{36775706565523} is an apocalyptic number.

36775706565523 is a deficient number, since it is larger than the sum of its proper divisors (801628939373).

36775706565523 is a wasteful number, since it uses less digits than its factorization.

36775706565523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5947314.

The product of its (nonzero) digits is 833490000, while the sum is 67.

The spelling of 36775706565523 in words is "thirty-six trillion, seven hundred seventy-five billion, seven hundred six million, five hundred sixty-five thousand, five hundred twenty-three".