14550350421457 has 2 divisors, whose sum is σ = 14550350421458. Its totient is φ = 14550350421456.

The previous prime is 14550350421421. The next prime is 14550350421479. The reversal of 14550350421457 is 75412405305541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14421188530576 + 129161890881 = 3797524^2 + 359391^2 .

It is a cyclic number.

It is not a de Polignac number, because 14550350421457 - 2²⁷ = 14550216203729 is a prime.

It is not a weakly prime, because it can be changed into another prime (14550350421857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7275175210728 + 7275175210729.

It is an arithmetic number, because the mean of its divisors is an integer number (7275175210729).

Almost surely, 2^{14550350421457} is an apocalyptic number.

It is an amenable number.

14550350421457 is a deficient number, since it is larger than the sum of its proper divisors (1).

14550350421457 is an equidigital number, since it uses as much as digits as its factorization.

14550350421457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680000, while the sum is 46.

Adding to 14550350421457 its reverse (75412405305541), we get a palindrome (89962755726998).

The spelling of 14550350421457 in words is "fourteen trillion, five hundred fifty billion, three hundred fifty million, four hundred twenty-one thousand, four hundred fifty-seven".