1444243012423 has 8 divisors (see below), whose sum is σ = 1581929466480. Its totient is φ = 1312415556480.

The previous prime is 1444243012397. The next prime is 1444243012469. The reversal of 1444243012423 is 3242103424441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1444243012423 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 (1444243012523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1464749013 + ... + 1464749998.

It is an arithmetic number, because the mean of its divisors is an integer number (197741183310).

Almost surely, 2^{1444243012423} is an apocalyptic number.

1444243012423 is a deficient number, since it is larger than the sum of its proper divisors (137686454057).

1444243012423 is a wasteful number, since it uses less digits than its factorization.

1444243012423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929499057.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 1444243012423 its reverse (3242103424441), we get a palindrome (4686346436864).

The spelling of 1444243012423 in words is "one trillion, four hundred forty-four billion, two hundred forty-three million, twelve thousand, four hundred twenty-three".