14256489927157 has 2 divisors, whose sum is σ = 14256489927158. Its totient is φ = 14256489927156.

The previous prime is 14256489927149. The next prime is 14256489927179. The reversal of 14256489927157 is 75172998465241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13709017199761 + 547472727396 = 3702569^2 + 739914^2 .

It is a cyclic number.

It is not a de Polignac number, because 14256489927157 - 2³ = 14256489927149 is a prime.

It is a super-2 number, since 2×14256489927157² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14256489927187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7128244963578 + 7128244963579.

It is an arithmetic number, because the mean of its divisors is an integer number (7128244963579).

Almost surely, 2^{14256489927157} is an apocalyptic number.

It is an amenable number.

14256489927157 is a deficient number, since it is larger than the sum of its proper divisors (1).

14256489927157 is an equidigital number, since it uses as much as digits as its factorization.

14256489927157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 304819200, while the sum is 70.

The spelling of 14256489927157 in words is "fourteen trillion, two hundred fifty-six billion, four hundred eighty-nine million, nine hundred twenty-seven thousand, one hundred fifty-seven".