82087119808 has 56 divisors (see below), whose sum is σ = 167912808192. Its totient is φ = 39794713344.

The previous prime is 82087119791. The next prime is 82087119827. The reversal of 82087119808 is 80891178028.

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, 194335 + ... + 449377.

Almost surely, 2^82087119808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82087119808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83956404096).

82087119808 is an abundant number, since it is smaller than the sum of its proper divisors (85825688384).

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

82087119808 is a wasteful number, since it uses less digits than its factorization.

82087119808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255209 (or 255199 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 52.

The spelling of 82087119808 in words is "eighty-two billion, eighty-seven million, one hundred nineteen thousand, eight hundred eight".