12243232032432 has 80 divisors (see below), whose sum is σ = 31725194160000. Its totient is φ = 4068596054016.

The previous prime is 12243232032431. The next prime is 12243232032467. The reversal of 12243232032432 is 23423023234221.

It is a junction number, because it is equal to n+sod(n) for n = 12243232032393 and 12243232032402.

It is not an unprimeable number, because it can be changed into a prime (12243232032431) 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, 26328243 + ... + 26789229.

It is an arithmetic number, because the mean of its divisors is an integer number (396564927000).

Almost surely, 2^{12243232032432} is an apocalyptic number.

12243232032432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12243232032432 is an abundant number, since it is smaller than the sum of its proper divisors (19481962127568).

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

12243232032432 is a wasteful number, since it uses less digits than its factorization.

12243232032432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462690 (or 462684 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 12243232032432 its reverse (23423023234221), we get a palindrome (35666255266653).

The spelling of 12243232032432 in words is "twelve trillion, two hundred forty-three billion, two hundred thirty-two million, thirty-two thousand, four hundred thirty-two".