14390989794 has 16 divisors (see below), whose sum is σ = 31979977440. Its totient is φ = 4796996580.

The previous prime is 14390989763. The next prime is 14390989819. The reversal of 14390989794 is 49798909341.

14390989794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133249852 + ... + 133249959.

It is an arithmetic number, because the mean of its divisors is an integer number (1998748590).

Almost surely, 2^14390989794 is an apocalyptic number.

14390989794 is an abundant number, since it is smaller than the sum of its proper divisors (17588987646).

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

14390989794 is a wasteful number, since it uses less digits than its factorization.

14390989794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266499822 (or 266499816 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 63.

The spelling of 14390989794 in words is "fourteen billion, three hundred ninety million, nine hundred eighty-nine thousand, seven hundred ninety-four".