14390287889 has 4 divisors (see below), whose sum is σ = 14493815280. Its totient is φ = 14286760500.

The previous prime is 14390287883. The next prime is 14390287921. The reversal of 14390287889 is 98878209341.

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-14390287889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14390287883) 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, 51763487 + ... + 51763764.

It is an arithmetic number, because the mean of its divisors is an integer number (3623453820).

Almost surely, 2^14390287889 is an apocalyptic number.

It is an amenable number.

14390287889 is a deficient number, since it is larger than the sum of its proper divisors (103527391).

14390287889 is a wasteful number, since it uses less digits than its factorization.

14390287889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103527390.

The product of its (nonzero) digits is 6967296, while the sum is 59.

The spelling of 14390287889 in words is "fourteen billion, three hundred ninety million, two hundred eighty-seven thousand, eight hundred eighty-nine".