12440332023132 has 48 divisors (see below), whose sum is σ = 31271947807520. Its totient is φ = 3826370838528.

The previous prime is 12440332023131. The next prime is 12440332023137. The reversal of 12440332023132 is 23132023304421.

It is a happy number.

12440332023132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12440332023132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12440332023131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14408653 + ... + 15247620.

Almost surely, 2^{12440332023132} is an apocalyptic number.

12440332023132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12440332023132 is an abundant number, since it is smaller than the sum of its proper divisors (18831615784388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12440332023132 is a wasteful number, since it uses less digits than its factorization.

12440332023132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29658982 (or 29658980 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 12440332023132 its reverse (23132023304421), we get a palindrome (35572355327553).

The spelling of 12440332023132 in words is "twelve trillion, four hundred forty billion, three hundred thirty-two million, twenty-three thousand, one hundred thirty-two".