12233555689 has 2 divisors, whose sum is σ = 12233555690. Its totient is φ = 12233555688.

The previous prime is 12233555641. The next prime is 12233555701. The reversal of 12233555689 is 98655533221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8196224089 + 4037331600 = 90533^2 + 63540^2 .

It is a cyclic number.

It is not a de Polignac number, because 12233555689 - 2⁹ = 12233555177 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (12233505689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116777844 + 6116777845.

It is an arithmetic number, because the mean of its divisors is an integer number (6116777845).

Almost surely, 2^12233555689 is an apocalyptic number.

It is an amenable number.

12233555689 is a deficient number, since it is larger than the sum of its proper divisors (1).

12233555689 is an equidigital number, since it uses as much as digits as its factorization.

12233555689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944000, while the sum is 49.

The spelling of 12233555689 in words is "twelve billion, two hundred thirty-three million, five hundred fifty-five thousand, six hundred eighty-nine".