84820802160 has 80 divisors (see below), whose sum is σ = 266272957440. Its totient is φ = 22332560640.

The previous prime is 84820802147. The next prime is 84820802177. The reversal of 84820802160 is 6120802848.

It is a tau number, because it is divible by the number of its divisors (80).

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 15 ways as a sum of consecutive naturals, for example, 2217876 + ... + 2255795.

It is an arithmetic number, because the mean of its divisors is an integer number (3328411968).

Almost surely, 2^84820802160 is an apocalyptic number.

84820802160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84820802160 is an abundant number, since it is smaller than the sum of its proper divisors (181452155280).

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

84820802160 is a wasteful number, since it uses less digits than its factorization.

84820802160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4473766 (or 4473760 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 39.

The spelling of 84820802160 in words is "eighty-four billion, eight hundred twenty million, eight hundred two thousand, one hundred sixty".