2044123239 has 16 divisors (see below), whose sum is σ = 2783020032. Its totient is φ = 1334100768.

The previous prime is 2044123187. The next prime is 2044123241. The reversal of 2044123239 is 9323214402.

It is not a de Polignac number, because 2044123239 - 2⁷ = 2044123111 is a prime.

It is a super-2 number, since 2×2044123239² = 8356879632439702242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044123139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59734 + ... + 87500.

It is an arithmetic number, because the mean of its divisors is an integer number (173938752).

Almost surely, 2^2044123239 is an apocalyptic number.

2044123239 is a deficient number, since it is larger than the sum of its proper divisors (738896793).

2044123239 is a wasteful number, since it uses less digits than its factorization.

2044123239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28286.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 2044123239 is about 45211.9811443825. The cubic root of 2044123239 is about 1269.1190366744.

The spelling of 2044123239 in words is "two billion, forty-four million, one hundred twenty-three thousand, two hundred thirty-nine".