36335646696961 has 4 divisors (see below), whose sum is σ = 36773425572912. Its totient is φ = 35897867821012.

The previous prime is 36335646696917. The next prime is 36335646696967. The reversal of 36335646696961 is 16969664653363.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36335646696961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36335646696967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218889437851 + ... + 218889438016.

It is an arithmetic number, because the mean of its divisors is an integer number (9193356393228).

Almost surely, 2^{36335646696961} is an apocalyptic number.

It is an amenable number.

36335646696961 is a deficient number, since it is larger than the sum of its proper divisors (437778875951).

36335646696961 is an equidigital number, since it uses as much as digits as its factorization.

36335646696961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437778875950.

The product of its digits is 2040733440, while the sum is 73.

The spelling of 36335646696961 in words is "thirty-six trillion, three hundred thirty-five billion, six hundred forty-six million, six hundred ninety-six thousand, nine hundred sixty-one".