36666687042 has 64 divisors (see below), whose sum is σ = 82263859200. Its totient is φ = 12105363600.

The previous prime is 36666687037. The next prime is 36666687061. The reversal of 36666687042 is 24078666663.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 36666687042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2822959 + ... + 2835917.

It is an arithmetic number, because the mean of its divisors is an integer number (1285372800).

Almost surely, 2^36666687042 is an apocalyptic number.

36666687042 is an abundant number, since it is smaller than the sum of its proper divisors (45597172158).

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

36666687042 is a wasteful number, since it uses less digits than its factorization.

36666687042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13468 (or 13462 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 54.

The spelling of 36666687042 in words is "thirty-six billion, six hundred sixty-six million, six hundred eighty-seven thousand, forty-two".