12322989360 has 240 divisors, whose sum is σ = 45301171968. Its totient is φ = 2977190400.

The previous prime is 12322989347. The next prime is 12322989377. The reversal of 12322989360 is 6398922321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2460619 + ... + 2465621.

Almost surely, 2^12322989360 is an apocalyptic number.

12322989360 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 12322989360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22650585984).

12322989360 is an abundant number, since it is smaller than the sum of its proper divisors (32978182608).

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

12322989360 is a wasteful number, since it uses less digits than its factorization.

12322989360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5344 (or 5335 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 12322989360 in words is "twelve billion, three hundred twenty-two million, nine hundred eighty-nine thousand, three hundred sixty".