11664231659 has 2 divisors, whose sum is σ = 11664231660. Its totient is φ = 11664231658.

The previous prime is 11664231599. The next prime is 11664231673. The reversal of 11664231659 is 95613246611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11664231659 is a prime.

It is not a weakly prime, because it can be changed into another prime (11664230659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5832115829 + 5832115830.

It is an arithmetic number, because the mean of its divisors is an integer number (5832115830).

Almost surely, 2^11664231659 is an apocalyptic number.

11664231659 is a deficient number, since it is larger than the sum of its proper divisors (1).

11664231659 is an equidigital number, since it uses as much as digits as its factorization.

11664231659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 44.

It can be divided in two parts, 1166 and 4231659, that multiplied together give a palindrome (4934114394).

The spelling of 11664231659 in words is "eleven billion, six hundred sixty-four million, two hundred thirty-one thousand, six hundred fifty-nine".