266389224713 has 2 divisors, whose sum is σ = 266389224714. Its totient is φ = 266389224712.

The previous prime is 266389224679. The next prime is 266389224767. The reversal of 266389224713 is 317422983662.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257747105344 + 8642119369 = 507688^2 + 92963^2 .

It is a cyclic number.

It is not a de Polignac number, because 266389224713 - 2⁶ = 266389224649 is a prime.

It is not a weakly prime, because it can be changed into another prime (266389244713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133194612356 + 133194612357.

It is an arithmetic number, because the mean of its divisors is an integer number (133194612357).

Almost surely, 2^266389224713 is an apocalyptic number.

It is an amenable number.

266389224713 is a deficient number, since it is larger than the sum of its proper divisors (1).

266389224713 is an equidigital number, since it uses as much as digits as its factorization.

266389224713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 53.

The spelling of 266389224713 in words is "two hundred sixty-six billion, three hundred eighty-nine million, two hundred twenty-four thousand, seven hundred thirteen".