13344402066 has 16 divisors (see below), whose sum is σ = 26938233504. Its totient is φ = 4406562464.

The previous prime is 13344402037. The next prime is 13344402067. The reversal of 13344402066 is 66020444331.

13344402066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13344402067) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10392195 + ... + 10393478.

It is an arithmetic number, because the mean of its divisors is an integer number (1683639594).

Almost surely, 2^13344402066 is an apocalyptic number.

13344402066 is an abundant number, since it is smaller than the sum of its proper divisors (13593831438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13344402066 is a wasteful number, since it uses less digits than its factorization.

13344402066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20785785.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 13344402066 its reverse (66020444331), we get a palindrome (79364846397).

The spelling of 13344402066 in words is "thirteen billion, three hundred forty-four million, four hundred two thousand, sixty-six".