11989327200 has 72 divisors (see below), whose sum is σ = 39025267848. Its totient is φ = 3197153280.

The previous prime is 11989327171. The next prime is 11989327219. The reversal of 11989327200 is 272398911.

11989327200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2495377 + ... + 2500176.

It is an arithmetic number, because the mean of its divisors is an integer number (542017609).

Almost surely, 2^11989327200 is an apocalyptic number.

11989327200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11989327200 is an abundant number, since it is smaller than the sum of its proper divisors (27035940648).

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

11989327200 is a wasteful number, since it uses less digits than its factorization.

11989327200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4995576 (or 4995563 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The spelling of 11989327200 in words is "eleven billion, nine hundred eighty-nine million, three hundred twenty-seven thousand, two hundred".