13224513605 has 32 divisors (see below), whose sum is σ = 17319391488. Its totient is φ = 9655833600.

The previous prime is 13224513569. The next prime is 13224513607. The reversal of 13224513605 is 50631542231.

It is a happy number.

It is not a de Polignac number, because 13224513605 - 2¹⁸ = 13224251461 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13224513607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 350174 + ... + 386096.

It is an arithmetic number, because the mean of its divisors is an integer number (541230984).

Almost surely, 2^13224513605 is an apocalyptic number.

It is an amenable number.

13224513605 is a deficient number, since it is larger than the sum of its proper divisors (4094877883).

13224513605 is a wasteful number, since it uses less digits than its factorization.

13224513605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36077.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 13224513605 in words is "thirteen billion, two hundred twenty-four million, five hundred thirteen thousand, six hundred five".