82565151516 has 72 divisors (see below), whose sum is σ = 210006276480. Its totient is φ = 27350828064.

The previous prime is 82565151499. The next prime is 82565151521. The reversal of 82565151516 is 61515156528.

82565151516 is a `hidden beast` number, since 8 + 25 + 65 + 1 + 51 + 516 = 666.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 3850561 + ... + 3871943.

It is an arithmetic number, because the mean of its divisors is an integer number (2916753840).

Almost surely, 2^82565151516 is an apocalyptic number.

It is an amenable number.

82565151516 is an abundant number, since it is smaller than the sum of its proper divisors (127441124964).

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

82565151516 is a wasteful number, since it uses less digits than its factorization.

82565151516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22055 (or 22050 counting only the distinct ones).

The product of its digits is 360000, while the sum is 45.

The spelling of 82565151516 in words is "eighty-two billion, five hundred sixty-five million, one hundred fifty-one thousand, five hundred sixteen".