11327644684849 has 2 divisors, whose sum is σ = 11327644684850. Its totient is φ = 11327644684848.

The previous prime is 11327644684801. The next prime is 11327644684901. The reversal of 11327644684849 is 94848644672311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11092516674849 + 235128010000 = 3330543^2 + 484900^2 .

It is a cyclic number.

It is not a de Polignac number, because 11327644684849 - 2⁹ = 11327644684337 is a prime.

It is a super-3 number, since 3×11327644684849³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11327644084849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5663822342424 + 5663822342425.

It is an arithmetic number, because the mean of its divisors is an integer number (5663822342425).

Almost surely, 2^{11327644684849} is an apocalyptic number.

It is an amenable number.

11327644684849 is a deficient number, since it is larger than the sum of its proper divisors (1).

11327644684849 is an equidigital number, since it uses as much as digits as its factorization.

11327644684849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222953472, while the sum is 67.

The spelling of 11327644684849 in words is "eleven trillion, three hundred twenty-seven billion, six hundred forty-four million, six hundred eighty-four thousand, eight hundred forty-nine".