2184108719920 has 20 divisors (see below), whose sum is σ = 5078052774000. Its totient is φ = 873643487936.

The previous prime is 2184108719869. The next prime is 2184108719927. The reversal of 2184108719920 is 299178014812.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (2184108719927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13650679420 + ... + 13650679579.

It is an arithmetic number, because the mean of its divisors is an integer number (253902638700).

Almost surely, 2^{2184108719920} is an apocalyptic number.

2184108719920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2184108719920 is an abundant number, since it is smaller than the sum of its proper divisors (2893944054080).

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

2184108719920 is a wasteful number, since it uses less digits than its factorization.

2184108719920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27301359012 (or 27301359006 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 52.

The spelling of 2184108719920 in words is "two trillion, one hundred eighty-four billion, one hundred eight million, seven hundred nineteen thousand, nine hundred twenty".