14857139724 has 48 divisors (see below), whose sum is σ = 39629726976. Its totient is φ = 4243752000.

The previous prime is 14857139707. The next prime is 14857139747. The reversal of 14857139724 is 42793175841.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318454 + ... + 362114.

It is an arithmetic number, because the mean of its divisors is an integer number (825619312).

Almost surely, 2^14857139724 is an apocalyptic number.

14857139724 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

14857139724 is an abundant number, since it is smaller than the sum of its proper divisors (24772587252).

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

14857139724 is a wasteful number, since it uses less digits than its factorization.

14857139724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47726 (or 47724 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 51.

The spelling of 14857139724 in words is "fourteen billion, eight hundred fifty-seven million, one hundred thirty-nine thousand, seven hundred twenty-four".