12323432032 has 12 divisors (see below), whose sum is σ = 24261756876. Its totient is φ = 6161716000.

The previous prime is 12323431997. The next prime is 12323432041. The reversal of 12323432032 is 23023432321.

It is a junction number, because it is equal to n+sod(n) for n = 12323431988 and 12323432006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192553594 + ... + 192553657.

It is an arithmetic number, because the mean of its divisors is an integer number (2021813073).

Almost surely, 2^12323432032 is an apocalyptic number.

It is an amenable number.

12323432032 is a deficient number, since it is larger than the sum of its proper divisors (11938324844).

12323432032 is an equidigital number, since it uses as much as digits as its factorization.

12323432032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385107261 (or 385107253 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 12323432032 its reverse (23023432321), we get a palindrome (35346864353).

The spelling of 12323432032 in words is "twelve billion, three hundred twenty-three million, four hundred thirty-two thousand, thirty-two".