14144431243057 has 2 divisors, whose sum is σ = 14144431243058. Its totient is φ = 14144431243056.

The previous prime is 14144431243001. The next prime is 14144431243091. The reversal of 14144431243057 is 75034213444141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14050809930481 + 93621312576 = 3748441^2 + 305976^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14144431243057 is a prime.

It is not a weakly prime, because it can be changed into another prime (14144431240057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7072215621528 + 7072215621529.

It is an arithmetic number, because the mean of its divisors is an integer number (7072215621529).

Almost surely, 2^{14144431243057} is an apocalyptic number.

It is an amenable number.

14144431243057 is a deficient number, since it is larger than the sum of its proper divisors (1).

14144431243057 is an equidigital number, since it uses as much as digits as its factorization.

14144431243057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 43.

Adding to 14144431243057 its reverse (75034213444141), we get a palindrome (89178644687198).

The spelling of 14144431243057 in words is "fourteen trillion, one hundred forty-four billion, four hundred thirty-one million, two hundred forty-three thousand, fifty-seven".