2099765568 has 28 divisors (see below), whose sum is σ = 5555630240. Its totient is φ = 699921792.

The previous prime is 2099765527. The next prime is 2099765599. The reversal of 2099765568 is 8655679902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5467948 + ... + 5468331.

Almost surely, 2^2099765568 is an apocalyptic number.

It is an amenable number.

2099765568 is an abundant number, since it is smaller than the sum of its proper divisors (3455864672).

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

2099765568 is a wasteful number, since it uses less digits than its factorization.

2099765568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10936294 (or 10936284 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 57.

The square root of 2099765568 is about 45823.1990153459. The cubic root of 2099765568 is about 1280.5315110341.

The spelling of 2099765568 in words is "two billion, ninety-nine million, seven hundred sixty-five thousand, five hundred sixty-eight".