44889919199 has 2 divisors, whose sum is σ = 44889919200. Its totient is φ = 44889919198.

The previous prime is 44889919181. The next prime is 44889919229. The reversal of 44889919199 is 99191998844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44889919199 - 2²⁸ = 44621483743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44889919699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22444959599 + 22444959600.

It is an arithmetic number, because the mean of its divisors is an integer number (22444959600).

Almost surely, 2^44889919199 is an apocalyptic number.

44889919199 is a deficient number, since it is larger than the sum of its proper divisors (1).

44889919199 is an equidigital number, since it uses as much as digits as its factorization.

44889919199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60466176, while the sum is 71.

The spelling of 44889919199 in words is "forty-four billion, eight hundred eighty-nine million, nine hundred nineteen thousand, one hundred ninety-nine".