14438728734 has 16 divisors (see below), whose sum is σ = 29014320000. Its totient is φ = 4790099160.

The previous prime is 14438728697. The next prime is 14438728751. The reversal of 14438728734 is 43782783441.

14438728734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 5701234 + ... + 5703765.

It is an arithmetic number, because the mean of its divisors is an integer number (1813395000).

Almost surely, 2^14438728734 is an apocalyptic number.

14438728734 is an abundant number, since it is smaller than the sum of its proper divisors (14575591266).

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

14438728734 is a wasteful number, since it uses less digits than its factorization.

14438728734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11405215.

The product of its digits is 3612672, while the sum is 51.

The spelling of 14438728734 in words is "fourteen billion, four hundred thirty-eight million, seven hundred twenty-eight thousand, seven hundred thirty-four".