36640639124 has 24 divisors (see below), whose sum is σ = 64579616640. Its totient is φ = 18189704736.

The previous prime is 36640639117. The next prime is 36640639153. The reversal of 36640639124 is 42193604663.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336017 + ... + 431495.

It is an arithmetic number, because the mean of its divisors is an integer number (2690817360).

Almost surely, 2^36640639124 is an apocalyptic number.

It is an amenable number.

36640639124 is a deficient number, since it is larger than the sum of its proper divisors (27938977516).

36640639124 is a wasteful number, since it uses less digits than its factorization.

36640639124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96167 (or 96165 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 36640639124 in words is "thirty-six billion, six hundred forty million, six hundred thirty-nine thousand, one hundred twenty-four".