14710925721 has 16 divisors (see below), whose sum is σ = 20259430400. Its totient is φ = 9485231760.

The previous prime is 14710925717. The next prime is 14710925753. The reversal of 14710925721 is 12752901741.

It is not a de Polignac number, because 14710925721 - 2² = 14710925717 is a prime.

It is a super-2 number, since 2×14710925721² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14710925721.

It is not an unprimeable number, because it can be changed into a prime (14710925791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111456 + ... + 204558.

It is an arithmetic number, because the mean of its divisors is an integer number (1266214400).

Almost surely, 2^14710925721 is an apocalyptic number.

It is an amenable number.

14710925721 is a deficient number, since it is larger than the sum of its proper divisors (5548504679).

14710925721 is a wasteful number, since it uses less digits than its factorization.

14710925721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94836.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 14710925721 in words is "fourteen billion, seven hundred ten million, nine hundred twenty-five thousand, seven hundred twenty-one".