44243513199 has 16 divisors (see below), whose sum is σ = 67317459040. Its totient is φ = 28698494400.

The previous prime is 44243513191. The next prime is 44243513201. The reversal of 44243513199 is 99131534244.

44243513199 is a `hidden beast` number, since 4 + 4 + 2 + 43 + 513 + 1 + 99 = 666.

It is not a de Polignac number, because 44243513199 - 2³ = 44243513191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44243513191) 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, 22142902 + ... + 22144899.

It is an arithmetic number, because the mean of its divisors is an integer number (4207341190).

Almost surely, 2^44243513199 is an apocalyptic number.

44243513199 is a deficient number, since it is larger than the sum of its proper divisors (23073945841).

44243513199 is a wasteful number, since it uses less digits than its factorization.

44243513199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44287847 (or 44287841 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The spelling of 44243513199 in words is "forty-four billion, two hundred forty-three million, five hundred thirteen thousand, one hundred ninety-nine".