11356266265811 has 2 divisors, whose sum is σ = 11356266265812. Its totient is φ = 11356266265810.

The previous prime is 11356266265777. The next prime is 11356266265819. The reversal of 11356266265811 is 11856266265311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11356266265811 - 2¹⁰ = 11356266264787 is a prime.

It is not a weakly prime, because it can be changed into another prime (11356266265819) 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, 5678133132905 + 5678133132906.

It is an arithmetic number, because the mean of its divisors is an integer number (5678133132906).

Almost surely, 2^{11356266265811} is an apocalyptic number.

11356266265811 is a deficient number, since it is larger than the sum of its proper divisors (1).

11356266265811 is an equidigital number, since it uses as much as digits as its factorization.

11356266265811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 53.

The spelling of 11356266265811 in words is "eleven trillion, three hundred fifty-six billion, two hundred sixty-six million, two hundred sixty-five thousand, eight hundred eleven".