14668553231 has 16 divisors (see below), whose sum is σ = 15400143360. Its totient is φ = 13959142080.

The previous prime is 14668553227. The next prime is 14668553239. The reversal of 14668553231 is 13235586641.

It is a happy number.

It is not a de Polignac number, because 14668553231 - 2² = 14668553227 is a prime.

It is a super-2 number, since 2×14668553231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14668553239) 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, 241556 + ... + 296118.

It is an arithmetic number, because the mean of its divisors is an integer number (962508960).

Almost surely, 2^14668553231 is an apocalyptic number.

14668553231 is a deficient number, since it is larger than the sum of its proper divisors (731590129).

14668553231 is an equidigital number, since it uses as much as digits as its factorization.

14668553231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54766.

The product of its digits is 518400, while the sum is 44.

The spelling of 14668553231 in words is "fourteen billion, six hundred sixty-eight million, five hundred fifty-three thousand, two hundred thirty-one".