12443343346 has 16 divisors (see below), whose sum is σ = 21459182976. Its totient is φ = 5300927136.

The previous prime is 12443343343. The next prime is 12443343361. The reversal of 12443343346 is 64334334421.

It is not an unprimeable number, because it can be changed into a prime (12443343343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2658771 + ... + 2663446.

It is an arithmetic number, because the mean of its divisors is an integer number (1341198936).

Almost surely, 2^12443343346 is an apocalyptic number.

12443343346 is a deficient number, since it is larger than the sum of its proper divisors (9015839630).

12443343346 is a wasteful number, since it uses less digits than its factorization.

12443343346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5322393.

The product of its digits is 248832, while the sum is 37.

Adding to 12443343346 its reverse (64334334421), we get a palindrome (76777677767).

The spelling of 12443343346 in words is "twelve billion, four hundred forty-three million, three hundred forty-three thousand, three hundred forty-six".