2044440330423 has 16 divisors (see below), whose sum is σ = 2798463663072. Its totient is φ = 1326832832000.

The previous prime is 2044440330397. The next prime is 2044440330509. The reversal of 2044440330423 is 3240330444402.

It is a cyclic number.

It is not a de Polignac number, because 2044440330423 - 2¹³ = 2044440322231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044440330223) 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, 17970918 + ... + 18084323.

It is an arithmetic number, because the mean of its divisors is an integer number (174903978942).

Almost surely, 2^{2044440330423} is an apocalyptic number.

2044440330423 is a deficient number, since it is larger than the sum of its proper divisors (754023332649).

2044440330423 is a wasteful number, since it uses less digits than its factorization.

2044440330423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36055746.

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 2044440330423 its reverse (3240330444402), we get a palindrome (5284770774825).

The spelling of 2044440330423 in words is "two trillion, forty-four billion, four hundred forty million, three hundred thirty thousand, four hundred twenty-three".