36604040663 has 4 divisors (see below), whose sum is σ = 36610922568. Its totient is φ = 36597158760.

The previous prime is 36604040659. The next prime is 36604040677.

36604040663 is nontrivially palindromic in base 10.

36604040663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36604040663 - 2² = 36604040659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36604040623) 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, 3432968 + ... + 3443613.

It is an arithmetic number, because the mean of its divisors is an integer number (9152730642).

Almost surely, 2^36604040663 is an apocalyptic number.

36604040663 is a deficient number, since it is larger than the sum of its proper divisors (6881905).

36604040663 is an equidigital number, since it uses as much as digits as its factorization.

36604040663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6881904.

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 36604040663 in words is "thirty-six billion, six hundred four million, forty thousand, six hundred sixty-three".