14643398388 has 48 divisors (see below), whose sum is σ = 36301466880. Its totient is φ = 4585440384.

The previous prime is 14643398369. The next prime is 14643398389. The reversal of 14643398388 is 88389334641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14643398389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555756 + ... + 581507.

It is an arithmetic number, because the mean of its divisors is an integer number (756280560).

Almost surely, 2^14643398388 is an apocalyptic number.

It is an amenable number.

14643398388 is an abundant number, since it is smaller than the sum of its proper divisors (21658068492).

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

14643398388 is a wasteful number, since it uses less digits than its factorization.

14643398388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137336 (or 1137334 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 57.

The spelling of 14643398388 in words is "fourteen billion, six hundred forty-three million, three hundred ninety-eight thousand, three hundred eighty-eight".