56784384372 has 24 divisors (see below), whose sum is σ = 132501292000. Its totient is φ = 18927500256.

The previous prime is 56784384361. The next prime is 56784384403. The reversal of 56784384372 is 27348348765.

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 7 ways as a sum of consecutive naturals, for example, 430254 + ... + 546522.

Almost surely, 2^56784384372 is an apocalyptic number.

It is an amenable number.

56784384372 is an abundant number, since it is smaller than the sum of its proper divisors (75716907628).

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

56784384372 is a wasteful number, since it uses less digits than its factorization.

56784384372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156975 (or 156973 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 57.

The spelling of 56784384372 in words is "fifty-six billion, seven hundred eighty-four million, three hundred eighty-four thousand, three hundred seventy-two".