11699716577 has 2 divisors, whose sum is σ = 11699716578. Its totient is φ = 11699716576.

The previous prime is 11699716559. The next prime is 11699716601. The reversal of 11699716577 is 77561799611.

It is a happy number.

11699716577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9959241616 + 1740474961 = 99796^2 + 41719^2 .

It is a cyclic number.

It is not a de Polignac number, because 11699716577 - 2⁸ = 11699716321 is a prime.

It is not a weakly prime, because it can be changed into another prime (11699716537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5849858288 + 5849858289.

It is an arithmetic number, because the mean of its divisors is an integer number (5849858289).

Almost surely, 2^11699716577 is an apocalyptic number.

It is an amenable number.

11699716577 is a deficient number, since it is larger than the sum of its proper divisors (1).

11699716577 is an equidigital number, since it uses as much as digits as its factorization.

11699716577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5000940, while the sum is 59.

The spelling of 11699716577 in words is "eleven billion, six hundred ninety-nine million, seven hundred sixteen thousand, five hundred seventy-seven".