1944058316389 has 16 divisors (see below), whose sum is σ = 2255103405568. Its totient is φ = 1641347410032.

The previous prime is 1944058316359. The next prime is 1944058316411. The reversal of 1944058316389 is 9836138504491.

It is a cyclic number.

It is not a de Polignac number, because 1944058316389 - 2¹⁵ = 1944058283621 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 (1944058316359) 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, 6745174 + ... + 7027480.

It is an arithmetic number, because the mean of its divisors is an integer number (140943962848).

Almost surely, 2^{1944058316389} is an apocalyptic number.

It is an amenable number.

1944058316389 is a deficient number, since it is larger than the sum of its proper divisors (311045089179).

1944058316389 is a wasteful number, since it uses less digits than its factorization.

1944058316389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297064.

The product of its (nonzero) digits is 22394880, while the sum is 61.

The spelling of 1944058316389 in words is "one trillion, nine hundred forty-four billion, fifty-eight million, three hundred sixteen thousand, three hundred eighty-nine".