36665600004 has 72 divisors (see below), whose sum is σ = 101172314880. Its totient is φ = 11103739200.

The previous prime is 36665599991. The next prime is 36665600033. The reversal of 36665600004 is 40000656663.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 613357 + ... + 670475.

It is an arithmetic number, because the mean of its divisors is an integer number (1405171040).

Almost surely, 2^36665600004 is an apocalyptic number.

It is an amenable number.

36665600004 is an abundant number, since it is smaller than the sum of its proper divisors (64506714876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36665600004 is a wasteful number, since it uses less digits than its factorization.

36665600004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58761 (or 58756 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 36665600004 in words is "thirty-six billion, six hundred sixty-five million, six hundred thousand, four".