14271953558509 has 2 divisors, whose sum is σ = 14271953558510. Its totient is φ = 14271953558508.

The previous prime is 14271953558477. The next prime is 14271953558549. The reversal of 14271953558509 is 90585535917241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7269208645609 + 7002744912900 = 2696147^2 + 2646270^2 .

It is a cyclic number.

It is not a de Polignac number, because 14271953558509 - 2⁵ = 14271953558477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14271953558549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7135976779254 + 7135976779255.

It is an arithmetic number, because the mean of its divisors is an integer number (7135976779255).

Almost surely, 2^{14271953558509} is an apocalyptic number.

It is an amenable number.

14271953558509 is a deficient number, since it is larger than the sum of its proper divisors (1).

14271953558509 is an equidigital number, since it uses as much as digits as its factorization.

14271953558509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040000, while the sum is 64.

The spelling of 14271953558509 in words is "fourteen trillion, two hundred seventy-one billion, nine hundred fifty-three million, five hundred fifty-eight thousand, five hundred nine".