13224663266 has 4 divisors (see below), whose sum is σ = 19836994902. Its totient is φ = 6612331632.

The previous prime is 13224663251. The next prime is 13224663281. The reversal of 13224663266 is 66236642231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66236642231 = 4871 ⋅13598161.

It is an interprime number because it is at equal distance from previous prime (13224663251) and next prime (13224663281).

It can be written as a sum of positive squares in only one way, i.e., 10542977041 + 2681686225 = 102679^2 + 51785^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3306165815 + ... + 3306165818.

Almost surely, 2^13224663266 is an apocalyptic number.

13224663266 is a deficient number, since it is larger than the sum of its proper divisors (6612331636).

13224663266 is an equidigital number, since it uses as much as digits as its factorization.

13224663266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6612331635.

The product of its digits is 373248, while the sum is 41.

The spelling of 13224663266 in words is "thirteen billion, two hundred twenty-four million, six hundred sixty-three thousand, two hundred sixty-six".