82568475882 has 96 divisors (see below), whose sum is σ = 193105575936. Its totient is φ = 25423120800.

The previous prime is 82568475817. The next prime is 82568475919. The reversal of 82568475882 is 28857486528.

82568475882 is a `hidden beast` number, since 8 + 2 + 5 + 6 + 8 + 47 + 588 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6294943 + ... + 6308045.

It is an arithmetic number, because the mean of its divisors is an integer number (2011516416).

Almost surely, 2^82568475882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82568475882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96552787968).

82568475882 is an abundant number, since it is smaller than the sum of its proper divisors (110537100054).

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

82568475882 is a wasteful number, since it uses less digits than its factorization.

82568475882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13656 (or 13653 counting only the distinct ones).

The product of its digits is 68812800, while the sum is 63.

The spelling of 82568475882 in words is "eighty-two billion, five hundred sixty-eight million, four hundred seventy-five thousand, eight hundred eighty-two".