82080888464 has 20 divisors (see below), whose sum is σ = 160606296060. Its totient is φ = 40634102400.

The previous prime is 82080888431. The next prime is 82080888511. The reversal of 82080888464 is 46488808028.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 50931462400 + 31149426064 = 225680^2 + 176492^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25394699 + ... + 25397930.

It is an arithmetic number, because the mean of its divisors is an integer number (8030314803).

Almost surely, 2^82080888464 is an apocalyptic number.

It is an amenable number.

82080888464 is a deficient number, since it is larger than the sum of its proper divisors (78525407596).

82080888464 is a wasteful number, since it uses less digits than its factorization.

82080888464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50792738 (or 50792732 counting only the distinct ones).

The product of its (nonzero) digits is 6291456, while the sum is 56.

The spelling of 82080888464 in words is "eighty-two billion, eighty million, eight hundred eighty-eight thousand, four hundred sixty-four".