266110361148263 has 2 divisors, whose sum is σ = 266110361148264. Its totient is φ = 266110361148262.

The previous prime is 266110361148259. The next prime is 266110361148287. The reversal of 266110361148263 is 362841163011662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266110361148263 - 2² = 266110361148259 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266110361148223) 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, 133055180574131 + 133055180574132.

It is an arithmetic number, because the mean of its divisors is an integer number (133055180574132).

Almost surely, 2^{266110361148263} is an apocalyptic number.

266110361148263 is a deficient number, since it is larger than the sum of its proper divisors (1).

266110361148263 is an equidigital number, since it uses as much as digits as its factorization.

266110361148263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 266110361148263 in words is "two hundred sixty-six trillion, one hundred ten billion, three hundred sixty-one million, one hundred forty-eight thousand, two hundred sixty-three".