4408645899 has 16 divisors (see below), whose sum is σ = 6719932160. Its totient is φ = 2518477920.

The previous prime is 4408645877. The next prime is 4408645933. The reversal of 4408645899 is 9985468044.

It is not a de Polignac number, because 4408645899 - 2²⁰ = 4407597323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4408645399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45597 + ... + 104385.

It is an arithmetic number, because the mean of its divisors is an integer number (419995760).

Almost surely, 2^4408645899 is an apocalyptic number.

4408645899 is a deficient number, since it is larger than the sum of its proper divisors (2311286261).

4408645899 is a wasteful number, since it uses less digits than its factorization.

4408645899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62370.

The product of its (nonzero) digits is 9953280, while the sum is 57.

The square root of 4408645899 is about 66397.6347394996. The cubic root of 4408645899 is about 1639.7151372919.

The spelling of 4408645899 in words is "four billion, four hundred eight million, six hundred forty-five thousand, eight hundred ninety-nine".