12327520000 has 90 divisors (see below), whose sum is σ = 30749163368. Its totient is φ = 4930944000.

The previous prime is 12327519989. The next prime is 12327520019. The reversal of 12327520000 is 2572321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 121477 + ... + 198523.

Almost surely, 2^12327520000 is an apocalyptic number.

12327520000 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 12327520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15374581684).

12327520000 is an abundant number, since it is smaller than the sum of its proper divisors (18421643368).

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

12327520000 is an frugal number, since it uses more digits than its factorization.

12327520000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77083 (or 77054 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The spelling of 12327520000 in words is "twelve billion, three hundred twenty-seven million, five hundred twenty thousand".