12323411040 has 192 divisors, whose sum is σ = 40820516352. Its totient is φ = 3119001600.

The previous prime is 12323411021. The next prime is 12323411047. The reversal of 12323411040 is 4011432321.

It is a junction number, because it is equal to n+sod(n) for n = 12323410998 and 12323411016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323411047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1441980 + ... + 1450500.

It is an arithmetic number, because the mean of its divisors is an integer number (212606856).

Almost surely, 2^12323411040 is an apocalyptic number.

12323411040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12323411040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20410258176).

12323411040 is an abundant number, since it is smaller than the sum of its proper divisors (28497105312).

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

12323411040 is a wasteful number, since it uses less digits than its factorization.

12323411040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8693 (or 8685 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12323411040 its reverse (4011432321), we get a palindrome (16334843361).

The spelling of 12323411040 in words is "twelve billion, three hundred twenty-three million, four hundred eleven thousand, forty".