11466814892609 has 2 divisors, whose sum is σ = 11466814892610. Its totient is φ = 11466814892608.

The previous prime is 11466814892591. The next prime is 11466814892623. The reversal of 11466814892609 is 90629841866411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6123135403009 + 5343679489600 = 2474497^2 + 2311640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11466814892609 is a prime.

It is not a weakly prime, because it can be changed into another prime (11466814892209) 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, 5733407446304 + 5733407446305.

It is an arithmetic number, because the mean of its divisors is an integer number (5733407446305).

Almost surely, 2^{11466814892609} is an apocalyptic number.

It is an amenable number.

11466814892609 is a deficient number, since it is larger than the sum of its proper divisors (1).

11466814892609 is an equidigital number, since it uses as much as digits as its factorization.

11466814892609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35831808, while the sum is 65.

The spelling of 11466814892609 in words is "eleven trillion, four hundred sixty-six billion, eight hundred fourteen million, eight hundred ninety-two thousand, six hundred nine".