82859240164 has 12 divisors (see below), whose sum is σ = 146062092204. Its totient is φ = 41127213824.

The previous prime is 82859240089. The next prime is 82859240171. The reversal of 82859240164 is 46104295828.

It can be written as a sum of positive squares in 2 ways, for example, as 55881177664 + 26978062500 = 236392^2 + 164250^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75600949 + ... + 75602044.

It is an arithmetic number, because the mean of its divisors is an integer number (12171841017).

Almost surely, 2^82859240164 is an apocalyptic number.

It is an amenable number.

82859240164 is a deficient number, since it is larger than the sum of its proper divisors (63202852040).

82859240164 is a wasteful number, since it uses less digits than its factorization.

82859240164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151203134 (or 151203132 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 82859240164 in words is "eighty-two billion, eight hundred fifty-nine million, two hundred forty thousand, one hundred sixty-four".