12344522000 has 80 divisors (see below), whose sum is σ = 30067597872. Its totient is φ = 4901657600.

The previous prime is 12344521949. The next prime is 12344522039. The reversal of 12344522000 is 22544321.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2485620736 + 9858901264 = 49856^2 + 99292^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251474 + ... + 296526.

Almost surely, 2^12344522000 is an apocalyptic number.

12344522000 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 12344522000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15033798936).

12344522000 is an abundant number, since it is smaller than the sum of its proper divisors (17723075872).

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

12344522000 is a wasteful number, since it uses less digits than its factorization.

12344522000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45213 (or 45197 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The spelling of 12344522000 in words is "twelve billion, three hundred forty-four million, five hundred twenty-two thousand".