36640694746 has 8 divisors (see below), whose sum is σ = 54982764864. Its totient is φ = 18313106460.

The previous prime is 36640694719. The next prime is 36640694789. The reversal of 36640694746 is 64749604663.

It is a happy number.

36640694746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×36640694746² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3614130 + ... + 3624253.

It is an arithmetic number, because the mean of its divisors is an integer number (6872845608).

Almost surely, 2^36640694746 is an apocalyptic number.

36640694746 is a deficient number, since it is larger than the sum of its proper divisors (18342070118).

36640694746 is a wasteful number, since it uses less digits than its factorization.

36640694746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7240916.

The product of its (nonzero) digits is 15676416, while the sum is 55.

The spelling of 36640694746 in words is "thirty-six billion, six hundred forty million, six hundred ninety-four thousand, seven hundred forty-six".