14129336728 has 32 divisors (see below), whose sum is σ = 28564981200. Its totient is φ = 6513326208.

The previous prime is 14129336717. The next prime is 14129336737. The reversal of 14129336728 is 82763392141.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4275 + ... + 168157.

Almost surely, 2^14129336728 is an apocalyptic number.

It is an amenable number.

14129336728 is an abundant number, since it is smaller than the sum of its proper divisors (14435644472).

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

14129336728 is a wasteful number, since it uses less digits than its factorization.

14129336728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164731 (or 164727 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The spelling of 14129336728 in words is "fourteen billion, one hundred twenty-nine million, three hundred thirty-six thousand, seven hundred twenty-eight".