82636842856692 has 96 divisors (see below), whose sum is σ = 209870653200768. Its totient is φ = 25201603989504.

The previous prime is 82636842856679. The next prime is 82636842856717. The reversal of 82636842856692 is 29665824863628.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3290103 + ... + 13270209.

It is an arithmetic number, because the mean of its divisors is an integer number (2186152637508).

Almost surely, 2^{82636842856692} 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 82636842856692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104935326600384).

82636842856692 is an abundant number, since it is smaller than the sum of its proper divisors (127233810344076).

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

82636842856692 is a wasteful number, since it uses less digits than its factorization.

82636842856692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9981265 (or 9981263 counting only the distinct ones).

The product of its digits is 2866544640, while the sum is 75.

The spelling of 82636842856692 in words is "eighty-two trillion, six hundred thirty-six billion, eight hundred forty-two million, eight hundred fifty-six thousand, six hundred ninety-two".