12444433532312 has 32 divisors (see below), whose sum is σ = 24646139950080. Its totient is φ = 5881465205280.

The previous prime is 12444433532287. The next prime is 12444433532353. The reversal of 12444433532312 is 21323533444421.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12444433532312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583468028 + ... + 583489355.

It is an arithmetic number, because the mean of its divisors is an integer number (770191873440).

Almost surely, 2^{12444433532312} is an apocalyptic number.

It is an amenable number.

12444433532312 is a deficient number, since it is larger than the sum of its proper divisors (12201706417768).

12444433532312 is a wasteful number, since it uses less digits than its factorization.

12444433532312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166957463 (or 1166957459 counting only the distinct ones).

The product of its digits is 829440, while the sum is 41.

Adding to 12444433532312 its reverse (21323533444421), we get a palindrome (33767966976733).

The spelling of 12444433532312 in words is "twelve trillion, four hundred forty-four billion, four hundred thirty-three million, five hundred thirty-two thousand, three hundred twelve".