56784548688 has 40 divisors (see below), whose sum is σ = 167649620928. Its totient is φ = 16224156672.

The previous prime is 56784548671. The next prime is 56784548731. The reversal of 56784548688 is 88684548765.

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, 84500481 + ... + 84501152.

Almost surely, 2^56784548688 is an apocalyptic number.

It is an amenable number.

56784548688 is an abundant number, since it is smaller than the sum of its proper divisors (110865072240).

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

56784548688 is a wasteful number, since it uses less digits than its factorization.

56784548688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169001651 (or 169001645 counting only the distinct ones).

The product of its digits is 412876800, while the sum is 69.

The spelling of 56784548688 in words is "fifty-six billion, seven hundred eighty-four million, five hundred forty-eight thousand, six hundred eighty-eight".