14428644293 has 8 divisors (see below), whose sum is σ = 16698612480. Its totient is φ = 12210859440.

The previous prime is 14428644203. The next prime is 14428644299. The reversal of 14428644293 is 39244682441.

It is a happy number.

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 14428644293 - 2⁸ = 14428644037 is a prime.

It is a super-2 number, since 2×14428644293² (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 (14428644299) 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, 13045238 + ... + 13046343.

It is an arithmetic number, because the mean of its divisors is an integer number (2087326560).

Almost surely, 2^14428644293 is an apocalyptic number.

It is an amenable number.

14428644293 is a deficient number, since it is larger than the sum of its proper divisors (2269968187).

14428644293 is an equidigital number, since it uses as much as digits as its factorization.

14428644293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26091667.

The product of its digits is 1327104, while the sum is 47.

The spelling of 14428644293 in words is "fourteen billion, four hundred twenty-eight million, six hundred forty-four thousand, two hundred ninety-three".