82508422256 has 40 divisors (see below), whose sum is σ = 172440879744. Its totient is φ = 38018016000.

The previous prime is 82508422253. The next prime is 82508422273. The reversal of 82508422256 is 65222480528.

It is a super-2 number, since 2×82508422256² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82508422253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200495 + ... + 453006.

Almost surely, 2^82508422256 is an apocalyptic number.

It is an amenable number.

82508422256 is an abundant number, since it is smaller than the sum of its proper divisors (89932457488).

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

82508422256 is a wasteful number, since it uses less digits than its factorization.

82508422256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654129 (or 654123 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 44.

The spelling of 82508422256 in words is "eighty-two billion, five hundred eight million, four hundred twenty-two thousand, two hundred fifty-six".