56189784368 has 20 divisors (see below), whose sum is σ = 114597587160. Its totient is φ = 26616213504.

The previous prime is 56189784251. The next prime is 56189784373. The reversal of 56189784368 is 86348798165.

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 3 ways as a sum of consecutive naturals, for example, 92417105 + ... + 92417712.

It is an arithmetic number, because the mean of its divisors is an integer number (5729879358).

Almost surely, 2^56189784368 is an apocalyptic number.

It is an amenable number.

56189784368 is an abundant number, since it is smaller than the sum of its proper divisors (58407802792).

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

56189784368 is a wasteful number, since it uses less digits than its factorization.

56189784368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184834844 (or 184834838 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 65.

The spelling of 56189784368 in words is "fifty-six billion, one hundred eighty-nine million, seven hundred eighty-four thousand, three hundred sixty-eight".