14256488989 has 2 divisors, whose sum is σ = 14256488990. Its totient is φ = 14256488988.

The previous prime is 14256488977. The next prime is 14256489019. The reversal of 14256488989 is 98988465241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13177892025 + 1078596964 = 114795^2 + 32842^2 .

It is an emirp because it is prime and its reverse (98988465241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14256488989 - 2¹¹ = 14256486941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14256488989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14256488969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7128244494 + 7128244495.

It is an arithmetic number, because the mean of its divisors is an integer number (7128244495).

Almost surely, 2^14256488989 is an apocalyptic number.

It is an amenable number.

14256488989 is a deficient number, since it is larger than the sum of its proper divisors (1).

14256488989 is an equidigital number, since it uses as much as digits as its factorization.

14256488989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39813120, while the sum is 64.

The spelling of 14256488989 in words is "fourteen billion, two hundred fifty-six million, four hundred eighty-eight thousand, nine hundred eighty-nine".