2099889792 has 512 divisors, whose sum is σ = 8334950400. Its totient is φ = 502640640.

The previous prime is 2099889767. The next prime is 2099889809. The reversal of 2099889792 is 2979889902.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3459153 + ... + 3459759.

It is an arithmetic number, because the mean of its divisors is an integer number (16279200).

Almost surely, 2^2099889792 is an apocalyptic number.

2099889792 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2099889792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4167475200).

2099889792 is an abundant number, since it is smaller than the sum of its proper divisors (6235060608).

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

2099889792 is a wasteful number, since it uses less digits than its factorization.

2099889792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661 (or 643 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 63.

The square root of 2099889792 is about 45824.5544659193. The cubic root of 2099889792 is about 1280.5567629974.

The spelling of 2099889792 in words is "two billion, ninety-nine million, eight hundred eighty-nine thousand, seven hundred ninety-two".