266110361140289 has 2 divisors, whose sum is σ = 266110361140290. Its totient is φ = 266110361140288.

The previous prime is 266110361140171. The next prime is 266110361140331. The reversal of 266110361140289 is 982041163011662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244202503920400 + 21907857219889 = 15626980^2 + 4680583^2 .

It is a cyclic number.

It is not a de Polignac number, because 266110361140289 - 2⁸ = 266110361140033 is a prime.

It is not a weakly prime, because it can be changed into another prime (266110361170289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133055180570144 + 133055180570145.

It is an arithmetic number, because the mean of its divisors is an integer number (133055180570145).

Almost surely, 2^{266110361140289} is an apocalyptic number.

It is an amenable number.

266110361140289 is a deficient number, since it is larger than the sum of its proper divisors (1).

266110361140289 is an equidigital number, since it uses as much as digits as its factorization.

266110361140289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 50.

The spelling of 266110361140289 in words is "two hundred sixty-six trillion, one hundred ten billion, three hundred sixty-one million, one hundred forty thousand, two hundred eighty-nine".