82316627768564 has 24 divisors (see below), whose sum is σ = 164634143106048. Its totient is φ = 35278364564640.

The previous prime is 82316627768549. The next prime is 82316627768647. The reversal of 82316627768564 is 46586772661328.

It is a super-3 number, since 3×82316627768564³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2574959 + ... + 13086774.

It is an arithmetic number, because the mean of its divisors is an integer number (6859755962752).

Almost surely, 2^{82316627768564} is an apocalyptic number.

It is an amenable number.

82316627768564 is an abundant number, since it is smaller than the sum of its proper divisors (82317515337484).

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

82316627768564 is a wasteful number, since it uses less digits than its factorization.

82316627768564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15849455 (or 15849453 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 71.

The spelling of 82316627768564 in words is "eighty-two trillion, three hundred sixteen billion, six hundred twenty-seven million, seven hundred sixty-eight thousand, five hundred sixty-four".