14725927721 has 8 divisors (see below), whose sum is σ = 15372723264. Its totient is φ = 14079677040.

The previous prime is 14725927709. The next prime is 14725927753. The reversal of 14725927721 is 12772952741.

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

It is a cyclic number.

It is not a de Polignac number, because 14725927721 - 2¹⁴ = 14725911337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14725927121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80486 + ... + 189551.

It is an arithmetic number, because the mean of its divisors is an integer number (1921590408).

Almost surely, 2^14725927721 is an apocalyptic number.

It is an amenable number.

14725927721 is a deficient number, since it is larger than the sum of its proper divisors (646795543).

14725927721 is a wasteful number, since it uses less digits than its factorization.

14725927721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272431.

The product of its digits is 493920, while the sum is 47.

The spelling of 14725927721 in words is "fourteen billion, seven hundred twenty-five million, nine hundred twenty-seven thousand, seven hundred twenty-one".