2099268144 has 160 divisors (see below), whose sum is σ = 6396019200. Its totient is φ = 657803520.

The previous prime is 2099268109. The next prime is 2099268161. The reversal of 2099268144 is 4418629902.

It is a self number, because there is not a number n which added to its sum of digits gives 2099268144.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 584434 + ... + 588014.

It is an arithmetic number, because the mean of its divisors is an integer number (39975120).

Almost surely, 2^2099268144 is an apocalyptic number.

2099268144 is a gapful number since it is divisible by the number (24) 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 2099268144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3198009600).

2099268144 is an abundant number, since it is smaller than the sum of its proper divisors (4296751056).

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

2099268144 is a wasteful number, since it uses less digits than its factorization.

2099268144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3680 (or 3668 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 2099268144 is about 45817.7710501067. The cubic root of 2099268144 is about 1280.4303858702.

The spelling of 2099268144 in words is "two billion, ninety-nine million, two hundred sixty-eight thousand, one hundred forty-four".