57947783832 has 128 divisors (see below), whose sum is σ = 163773811200. Its totient is φ = 18980438400.

The previous prime is 57947783779. The next prime is 57947783857. The reversal of 57947783832 is 23838774975.

57947783832 is a `hidden beast` number, since 5 + 7 + 9 + 477 + 83 + 83 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 57947783832.

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 31 ways as a sum of consecutive naturals, for example, 6087957 + ... + 6097467.

It is an arithmetic number, because the mean of its divisors is an integer number (1279482900).

Almost surely, 2^57947783832 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 57947783832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81886905600).

57947783832 is an abundant number, since it is smaller than the sum of its proper divisors (105826027368).

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

57947783832 is a wasteful number, since it uses less digits than its factorization.

57947783832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10014 (or 10004 counting only the distinct ones).

The product of its digits is 71124480, while the sum is 63.

The spelling of 57947783832 in words is "fifty-seven billion, nine hundred forty-seven million, seven hundred eighty-three thousand, eight hundred thirty-two".