1044972358868 has 12 divisors (see below), whose sum is σ = 1867610173632. Its totient is φ = 511369452120.

The previous prime is 1044972358861. The next prime is 1044972358889. The reversal of 1044972358868 is 8688532794401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044972358861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2779181618 + ... + 2779181993.

It is an arithmetic number, because the mean of its divisors is an integer number (155634181136).

It is a 1-persistent number, because it is pandigital, but 2⋅1044972358868 = 2089944717736 is not.

Almost surely, 2^{1044972358868} is an apocalyptic number.

It is an amenable number.

1044972358868 is a deficient number, since it is larger than the sum of its proper divisors (822637814764).

1044972358868 is a wasteful number, since it uses less digits than its factorization.

1044972358868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558363662 (or 5558363660 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 65.

The spelling of 1044972358868 in words is "one trillion, forty-four billion, nine hundred seventy-two million, three hundred fifty-eight thousand, eight hundred sixty-eight".