1944291122623 has 8 divisors (see below), whose sum is σ = 2066492355200. Its totient is φ = 1824076902168.

The previous prime is 1944291122611. The next prime is 1944291122633. The reversal of 1944291122623 is 3262211924491.

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

It is a cyclic number.

It is not a de Polignac number, because 1944291122623 - 2³⁷ = 1806852169151 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 (1944291122633) 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, 496751013 + ... + 496754926.

It is an arithmetic number, because the mean of its divisors is an integer number (258311544400).

Almost surely, 2^{1944291122623} is an apocalyptic number.

1944291122623 is a deficient number, since it is larger than the sum of its proper divisors (122201232577).

1944291122623 is a wasteful number, since it uses less digits than its factorization.

1944291122623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993506061.

The product of its digits is 373248, while the sum is 46.

The spelling of 1944291122623 in words is "one trillion, nine hundred forty-four billion, two hundred ninety-one million, one hundred twenty-two thousand, six hundred twenty-three".