14028360257 has 4 divisors (see below), whose sum is σ = 14080125696. Its totient is φ = 13976594820.

The previous prime is 14028360233. The next prime is 14028360263. The reversal of 14028360257 is 75206382041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14028360257 is a prime.

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 14028360257.

It is not an unprimeable number, because it can be changed into a prime (14028300257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25882313 + ... + 25882854.

It is an arithmetic number, because the mean of its divisors is an integer number (3520031424).

Almost surely, 2^14028360257 is an apocalyptic number.

It is an amenable number.

14028360257 is a deficient number, since it is larger than the sum of its proper divisors (51765439).

14028360257 is an equidigital number, since it uses as much as digits as its factorization.

14028360257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51765438.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 14028360257 in words is "fourteen billion, twenty-eight million, three hundred sixty thousand, two hundred fifty-seven".