66753164884 has 12 divisors (see below), whose sum is σ = 133506329824. Its totient is φ = 28608499224.

The previous prime is 66753164879. The next prime is 66753164939. The reversal of 66753164884 is 48846135766.

66753164884 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1192020774 + ... + 1192020829.

Almost surely, 2^66753164884 is an apocalyptic number.

It is an amenable number.

66753164884 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66753164884 is a wasteful number, since it uses less digits than its factorization.

66753164884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2384041614 (or 2384041612 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 58.

The spelling of 66753164884 in words is "sixty-six billion, seven hundred fifty-three million, one hundred sixty-four thousand, eight hundred eighty-four".