13266201266 has 8 divisors (see below), whose sum is σ = 19918568604. Its totient is φ = 6626678400.

The previous prime is 13266201259. The next prime is 13266201281. The reversal of 13266201266 is 66210266231.

It is a happy number.

13266201266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8999368225 + 4266833041 = 94865^2 + 65321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3208535 + ... + 3212666.

Almost surely, 2^13266201266 is an apocalyptic number.

13266201266 is a deficient number, since it is larger than the sum of its proper divisors (6652367338).

13266201266 is a wasteful number, since it uses less digits than its factorization.

13266201266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6422236.

The product of its (nonzero) digits is 31104, while the sum is 35.

Adding to 13266201266 its reverse (66210266231), we get a palindrome (79476467497).

The spelling of 13266201266 in words is "thirteen billion, two hundred sixty-six million, two hundred one thousand, two hundred sixty-six".