266788352227 has 2 divisors, whose sum is σ = 266788352228. Its totient is φ = 266788352226.

The previous prime is 266788352167. The next prime is 266788352273. The reversal of 266788352227 is 722253887662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266788352227 - 2¹⁵ = 266788319459 is a prime.

It is not a weakly prime, because it can be changed into another prime (266788352827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133394176113 + 133394176114.

It is an arithmetic number, because the mean of its divisors is an integer number (133394176114).

Almost surely, 2^266788352227 is an apocalyptic number.

266788352227 is a deficient number, since it is larger than the sum of its proper divisors (1).

266788352227 is an equidigital number, since it uses as much as digits as its factorization.

266788352227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27095040, while the sum is 58.

The spelling of 266788352227 in words is "two hundred sixty-six billion, seven hundred eighty-eight million, three hundred fifty-two thousand, two hundred twenty-seven".