12344123446 has 16 divisors (see below), whose sum is σ = 19038910176. Its totient is φ = 5998211136.

The previous prime is 12344123423. The next prime is 12344123447. The reversal of 12344123446 is 64432144321.

12344123446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12344123447) 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, 33906 + ... + 160741.

It is an arithmetic number, because the mean of its divisors is an integer number (1189931886).

Almost surely, 2^12344123446 is an apocalyptic number.

12344123446 is a deficient number, since it is larger than the sum of its proper divisors (6694786730).

12344123446 is a wasteful number, since it uses less digits than its factorization.

12344123446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195543.

The product of its digits is 55296, while the sum is 34.

Adding to 12344123446 its reverse (64432144321), we get a palindrome (76776267767).

The spelling of 12344123446 in words is "twelve billion, three hundred forty-four million, one hundred twenty-three thousand, four hundred forty-six".