82949360020 has 12 divisors (see below), whose sum is σ = 174193656084. Its totient is φ = 33179744000.

The previous prime is 82949359973. The next prime is 82949360051. The reversal of 82949360020 is 2006394928.

It can be written as a sum of positive squares in 2 ways, for example, as 63004012036 + 19945347984 = 251006^2 + 141228^2 .

It is a congruent number.

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, 2073733981 + ... + 2073734020.

It is an arithmetic number, because the mean of its divisors is an integer number (14516138007).

Almost surely, 2^82949360020 is an apocalyptic number.

It is an amenable number.

82949360020 is an abundant number, since it is smaller than the sum of its proper divisors (91244296064).

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

82949360020 is a wasteful number, since it uses less digits than its factorization.

82949360020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4147468010 (or 4147468008 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 82949360020 in words is "eighty-two billion, nine hundred forty-nine million, three hundred sixty thousand, twenty".