82080817008 has 40 divisors (see below), whose sum is σ = 214100784768. Its totient is φ = 27094636992.

The previous prime is 82080816991. The next prime is 82080817043. The reversal of 82080817008 is 80071808028.

It is a happy number.

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, 8296110 + ... + 8305997.

Almost surely, 2^82080817008 is an apocalyptic number.

It is an amenable number.

82080817008 is an abundant number, since it is smaller than the sum of its proper divisors (132019967760).

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

82080817008 is a wasteful number, since it uses less digits than its factorization.

82080817008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16602221 (or 16602215 counting only the distinct ones).

The product of its (nonzero) digits is 57344, while the sum is 42.

The spelling of 82080817008 in words is "eighty-two billion, eighty million, eight hundred seventeen thousand, eight".