12344816045 has 16 divisors (see below), whose sum is σ = 14855037120. Its totient is φ = 9848388864.

The previous prime is 12344816041. The next prime is 12344816051. The reversal of 12344816045 is 54061844321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12344816045 - 2² = 12344816041 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12344816041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3731282 + ... + 3734588.

It is an arithmetic number, because the mean of its divisors is an integer number (928439820).

Almost surely, 2^12344816045 is an apocalyptic number.

It is an amenable number.

12344816045 is a deficient number, since it is larger than the sum of its proper divisors (2510221075).

12344816045 is a wasteful number, since it uses less digits than its factorization.

12344816045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5164.

The product of its (nonzero) digits is 92160, while the sum is 38.

The spelling of 12344816045 in words is "twelve billion, three hundred forty-four million, eight hundred sixteen thousand, forty-five".