82889518556 has 36 divisors (see below), whose sum is σ = 157862754000. Its totient is φ = 38064394368.

The previous prime is 82889518529. The next prime is 82889518597. The reversal of 82889518556 is 65581598828.

It is a junction number, because it is equal to n+sod(n) for n = 82889518492 and 82889518501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173561 + ... + 442608.

It is an arithmetic number, because the mean of its divisors is an integer number (4385076500).

Almost surely, 2^82889518556 is an apocalyptic number.

It is an amenable number.

82889518556 is a deficient number, since it is larger than the sum of its proper divisors (74973235444).

82889518556 is a wasteful number, since it uses less digits than its factorization.

82889518556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616398 (or 616383 counting only the distinct ones).

The product of its digits is 55296000, while the sum is 65.

The spelling of 82889518556 in words is "eighty-two billion, eight hundred eighty-nine million, five hundred eighteen thousand, five hundred fifty-six".