12344143312 has 20 divisors (see below), whose sum is σ = 24322148640. Its totient is φ = 6067459808.

The previous prime is 12344143291. The next prime is 12344143327. The reversal of 12344143312 is 21334144321.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6537268 + ... + 6539155.

It is an arithmetic number, because the mean of its divisors is an integer number (1216107432).

Almost surely, 2^12344143312 is an apocalyptic number.

It is an amenable number.

12344143312 is a deficient number, since it is larger than the sum of its proper divisors (11978005328).

12344143312 is a wasteful number, since it uses less digits than its factorization.

12344143312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13076490 (or 13076484 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 12344143312 its reverse (21334144321), we get a palindrome (33678287633).

It can be divided in two parts, 123441 and 43312, that added together give a triangular number (166753 = T₅₇₇).

The spelling of 12344143312 in words is "twelve billion, three hundred forty-four million, one hundred forty-three thousand, three hundred twelve".