2944009889689 has 12 divisors (see below), whose sum is σ = 3389577747120. Its totient is φ = 2535510906360.

The previous prime is 2944009889663. The next prime is 2944009889699. The reversal of 2944009889689 is 9869889004492.

It is not a de Polignac number, because 2944009889689 - 2⁵ = 2944009889657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2944009889699) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 370684759 + ... + 370692700.

It is an arithmetic number, because the mean of its divisors is an integer number (282464812260).

Almost surely, 2^{2944009889689} is an apocalyptic number.

It is an amenable number.

2944009889689 is a deficient number, since it is larger than the sum of its proper divisors (445567857431).

2944009889689 is a wasteful number, since it uses less digits than its factorization.

2944009889689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741377508 (or 741377489 counting only the distinct ones).

The product of its (nonzero) digits is 644972544, while the sum is 76.

The spelling of 2944009889689 in words is "two trillion, nine hundred forty-four billion, nine million, eight hundred eighty-nine thousand, six hundred eighty-nine".