84816871164 has 36 divisors (see below), whose sum is σ = 214407123840. Its totient is φ = 28271113920.

The previous prime is 84816871141. The next prime is 84816871177. The reversal of 84816871164 is 46117861848.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 84816871164.

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, 1490149 + ... + 1546019.

It is an arithmetic number, because the mean of its divisors is an integer number (5955753440).

Almost surely, 2^84816871164 is an apocalyptic number.

It is an amenable number.

84816871164 is an abundant number, since it is smaller than the sum of its proper divisors (129590252676).

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

84816871164 is a wasteful number, since it uses less digits than its factorization.

84816871164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98050 (or 98045 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 54.

The spelling of 84816871164 in words is "eighty-four billion, eight hundred sixteen million, eight hundred seventy-one thousand, one hundred sixty-four".