82056331665024 has 64 divisors (see below), whose sum is σ = 217963815300000. Its totient is φ = 27351899190272.

The previous prime is 82056331664947. The next prime is 82056331665037. The reversal of 82056331665024 is 42056613365028.

It is a Cunningham number, because it is equal to 9058495²-1.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×82056331665024² (a number of 29 digits) contains 22 as substring.

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, 53596102 + ... + 55105850.

Almost surely, 2^{82056331665024} is an apocalyptic number.

It is an amenable number.

82056331665024 is an abundant number, since it is smaller than the sum of its proper divisors (135907483634976).

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

82056331665024 is a wasteful number, since it uses less digits than its factorization.

82056331665024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651305 (or 1651293 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 51.

The spelling of 82056331665024 in words is "eighty-two trillion, fifty-six billion, three hundred thirty-one million, six hundred sixty-five thousand, twenty-four".