266055288299 has 2 divisors, whose sum is σ = 266055288300. Its totient is φ = 266055288298.

The previous prime is 266055288227. The next prime is 266055288311. The reversal of 266055288299 is 992882550662.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266055288299 is a prime.

It is not a weakly prime, because it can be changed into another prime (266055288199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133027644149 + 133027644150.

It is an arithmetic number, because the mean of its divisors is an integer number (133027644150).

Almost surely, 2^266055288299 is an apocalyptic number.

266055288299 is a deficient number, since it is larger than the sum of its proper divisors (1).

266055288299 is an equidigital number, since it uses as much as digits as its factorization.

266055288299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37324800, while the sum is 62.

The spelling of 266055288299 in words is "two hundred sixty-six billion, fifty-five million, two hundred eighty-eight thousand, two hundred ninety-nine".