56842351020 has 1152 divisors, whose sum is σ = 233551718400. Its totient is φ = 11522165760.

The previous prime is 56842350941. The next prime is 56842351051. The reversal of 56842351020 is 2015324865.

56842351020 is a `hidden beast` number, since 568 + 4 + 23 + 51 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 931841790 + ... + 931841850.

Almost surely, 2^56842351020 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 56842351020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116775859200).

56842351020 is an abundant number, since it is smaller than the sum of its proper divisors (176709367380).

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

56842351020 is a wasteful number, since it uses less digits than its factorization.

56842351020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 56842351020 its reverse (2015324865), we get a palindrome (58857675885).

The spelling of 56842351020 in words is "fifty-six billion, eight hundred forty-two million, three hundred fifty-one thousand, twenty".