1444104638319 has 24 divisors (see below), whose sum is σ = 2249879923200. Its totient is φ = 821502171504.

The previous prime is 1444104638303. The next prime is 1444104638369. The reversal of 1444104638319 is 9138364014441.

It is not a de Polignac number, because 1444104638319 - 2⁴ = 1444104638303 is a prime.

It is a super-2 number, since 2×1444104638319² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444104638369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21993769 + ... + 22059330.

It is an arithmetic number, because the mean of its divisors is an integer number (93744996800).

Almost surely, 2^{1444104638319} is an apocalyptic number.

1444104638319 is a deficient number, since it is larger than the sum of its proper divisors (805775284881).

1444104638319 is a wasteful number, since it uses less digits than its factorization.

1444104638319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44053339 (or 44053332 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 1444104638319 in words is "one trillion, four hundred forty-four billion, one hundred four million, six hundred thirty-eight thousand, three hundred nineteen".