82660612802 has 16 divisors (see below), whose sum is σ = 125287667232. Its totient is φ = 40898183040.

The previous prime is 82660612799. The next prime is 82660612831. The reversal of 82660612802 is 20821606628.

It is a self number, because there is not a number n which added to its sum of digits gives 82660612802.

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, 1470677 + ... + 1525847.

It is an arithmetic number, because the mean of its divisors is an integer number (7830479202).

Almost surely, 2^82660612802 is an apocalyptic number.

82660612802 is a deficient number, since it is larger than the sum of its proper divisors (42627054430).

82660612802 is a wasteful number, since it uses less digits than its factorization.

82660612802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62993.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 82660612802 in words is "eighty-two billion, six hundred sixty million, six hundred twelve thousand, eight hundred two".