12440132332412 has 24 divisors (see below), whose sum is σ = 22533031133760. Its totient is φ = 6002353949760.

The previous prime is 12440132332343. The next prime is 12440132332471. The reversal of 12440132332412 is 21423323104421.

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 (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28597268 + ... + 29029019.

It is an arithmetic number, because the mean of its divisors is an integer number (938876297240).

Almost surely, 2^{12440132332412} is an apocalyptic number.

It is an amenable number.

12440132332412 is a deficient number, since it is larger than the sum of its proper divisors (10092898801348).

12440132332412 is a wasteful number, since it uses less digits than its factorization.

12440132332412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57628181 (or 57628179 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 12440132332412 its reverse (21423323104421), we get a palindrome (33863455436833).

The spelling of 12440132332412 in words is "twelve trillion, four hundred forty billion, one hundred thirty-two million, three hundred thirty-two thousand, four hundred twelve".