14997790044 has 72 divisors (see below), whose sum is σ = 39788435232. Its totient is φ = 4754217600.

The previous prime is 14997790043. The next prime is 14997790069. The reversal of 14997790044 is 44009779941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14997790043) 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, 90894 + ... + 195594.

It is an arithmetic number, because the mean of its divisors is an integer number (552617156).

Almost surely, 2^14997790044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14997790044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19894217616).

14997790044 is an abundant number, since it is smaller than the sum of its proper divisors (24790645188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14997790044 is a wasteful number, since it uses less digits than its factorization.

14997790044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104907 (or 104902 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 14997790044 in words is "fourteen billion, nine hundred ninety-seven million, seven hundred ninety thousand, forty-four".