2859320880 has 120 divisors (see below), whose sum is σ = 10341244368. Its totient is φ = 703830528.

The previous prime is 2859320873. The next prime is 2859320897. The reversal of 2859320880 is 880239582.

2859320880 is a `hidden beast` number, since 285 + 93 + 208 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 143382 + ... + 162101.

Almost surely, 2^2859320880 is an apocalyptic number.

2859320880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2859320880 is an abundant number, since it is smaller than the sum of its proper divisors (7481923488).

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

2859320880 is a wasteful number, since it uses less digits than its factorization.

2859320880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305515 (or 305506 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 2859320880 is about 53472.6180395163. The cubic root of 2859320880 is about 1419.3438878569.

The spelling of 2859320880 in words is "two billion, eight hundred fifty-nine million, three hundred twenty thousand, eight hundred eighty".