11663336611 has 2 divisors, whose sum is σ = 11663336612. Its totient is φ = 11663336610.

The previous prime is 11663336603. The next prime is 11663336669.

11663336611 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 11663336611 - 2³ = 11663336603 is a prime.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (11663036611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5831668305 + 5831668306.

It is an arithmetic number, because the mean of its divisors is an integer number (5831668306).

Almost surely, 2^11663336611 is an apocalyptic number.

11663336611 is a deficient number, since it is larger than the sum of its proper divisors (1).

11663336611 is an equidigital number, since it uses as much as digits as its factorization.

11663336611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The spelling of 11663336611 in words is "eleven billion, six hundred sixty-three million, three hundred thirty-six thousand, six hundred eleven".