266275685411 has 2 divisors, whose sum is σ = 266275685412. Its totient is φ = 266275685410.

The previous prime is 266275685393. The next prime is 266275685419. The reversal of 266275685411 is 114586572662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266275685411 - 2³⁴ = 249095816227 is a prime.

It is not a weakly prime, because it can be changed into another prime (266275685419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133137842705 + 133137842706.

It is an arithmetic number, because the mean of its divisors is an integer number (133137842706).

Almost surely, 2^266275685411 is an apocalyptic number.

266275685411 is a deficient number, since it is larger than the sum of its proper divisors (1).

266275685411 is an equidigital number, since it uses as much as digits as its factorization.

266275685411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 53.

The spelling of 266275685411 in words is "two hundred sixty-six billion, two hundred seventy-five million, six hundred eighty-five thousand, four hundred eleven".