56893796856 has 192 divisors, whose sum is σ = 173737418400. Its totient is φ = 16697834496.

The previous prime is 56893796809. The next prime is 56893796857. The reversal of 56893796856 is 65869739865.

56893796856 is a `hidden beast` number, since 568 + 9 + 3 + 7 + 9 + 6 + 8 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56893796857) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2240326 + ... + 2265578.

Almost surely, 2^56893796856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56893796856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86868709200).

56893796856 is an abundant number, since it is smaller than the sum of its proper divisors (116843621544).

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

56893796856 is a wasteful number, since it uses less digits than its factorization.

56893796856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25390 (or 25383 counting only the distinct ones).

The product of its digits is 587865600, while the sum is 72.

The spelling of 56893796856 in words is "fifty-six billion, eight hundred ninety-three million, seven hundred ninety-six thousand, eight hundred fifty-six".