2099228749344 has 72 divisors (see below), whose sum is σ = 6005428490880. Its totient is φ = 695552823168.

The previous prime is 2099228749339. The next prime is 2099228749349. The reversal of 2099228749344 is 4439478229902.

2099228749344 is a `hidden beast` number, since 2 + 0 + 9 + 9 + 2 + 287 + 4 + 9 + 344 = 666.

It is an interprime number because it is at equal distance from previous prime (2099228749339) and next prime (2099228749349).

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×2099228749344² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2099228749349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21775224 + ... + 21871415.

It is an arithmetic number, because the mean of its divisors is an integer number (83408729040).

Almost surely, 2^{2099228749344} is an apocalyptic number.

2099228749344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2099228749344 is an abundant number, since it is smaller than the sum of its proper divisors (3906199741536).

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

2099228749344 is a wasteful number, since it uses less digits than its factorization.

2099228749344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43646822 (or 43646811 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 2099228749344 in words is "two trillion, ninety-nine billion, two hundred twenty-eight million, seven hundred forty-nine thousand, three hundred forty-four".