12324302340 has 192 divisors, whose sum is σ = 41704685568. Its totient is φ = 2659507200.

The previous prime is 12324302327. The next prime is 12324302383. The reversal of 12324302340 is 4320342321.

It is a self number, because there is not a number n which added to its sum of digits gives 12324302340.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 522277 + ... + 545363.

It is an arithmetic number, because the mean of its divisors is an integer number (217211904).

Almost surely, 2^12324302340 is an apocalyptic number.

12324302340 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 12324302340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20852342784).

12324302340 is an abundant number, since it is smaller than the sum of its proper divisors (29380383228).

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

12324302340 is a wasteful number, since it uses less digits than its factorization.

12324302340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23178 (or 23176 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12324302340 its reverse (4320342321), we get a palindrome (16644644661).

The spelling of 12324302340 in words is "twelve billion, three hundred twenty-four million, three hundred two thousand, three hundred forty".