36972733666 has 16 divisors (see below), whose sum is σ = 60714631008. Its totient is φ = 16746400800.

The previous prime is 36972733661. The next prime is 36972733667. The reversal of 36972733666 is 66633727963.

It is a self number, because there is not a number n which added to its sum of digits gives 36972733666.

It is not an unprimeable number, because it can be changed into a prime (36972733661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2962995 + ... + 2975446.

It is an arithmetic number, because the mean of its divisors is an integer number (3794664438).

Almost surely, 2^36972733666 is an apocalyptic number.

36972733666 is a deficient number, since it is larger than the sum of its proper divisors (23741897342).

36972733666 is a wasteful number, since it uses less digits than its factorization.

36972733666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5938737.

The product of its digits is 30862944, while the sum is 58.

The spelling of 36972733666 in words is "thirty-six billion, nine hundred seventy-two million, seven hundred thirty-three thousand, six hundred sixty-six".