14728694893 has 8 divisors (see below), whose sum is σ = 16086382560. Its totient is φ = 13374126480.

The previous prime is 14728694891. The next prime is 14728694917. The reversal of 14728694893 is 39849682741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14728694893 - 2¹ = 14728694891 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14728694891) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 769930 + ... + 788827.

It is an arithmetic number, because the mean of its divisors is an integer number (2010797820).

Almost surely, 2^14728694893 is an apocalyptic number.

It is an amenable number.

14728694893 is a deficient number, since it is larger than the sum of its proper divisors (1357687667).

14728694893 is a wasteful number, since it uses less digits than its factorization.

14728694893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559627.

The product of its digits is 20901888, while the sum is 61.

The spelling of 14728694893 in words is "fourteen billion, seven hundred twenty-eight million, six hundred ninety-four thousand, eight hundred ninety-three".