11841984000 has 1280 divisors, whose sum is σ = 55153612800. Its totient is φ = 2433024000.

The previous prime is 11841983971. The next prime is 11841984013. The reversal of 11841984000 is 48914811.

It is a tau number, because it is divible by the number of its divisors (1280).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 133055956 + ... + 133056044.

It is an arithmetic number, because the mean of its divisors is an integer number (43088760).

Almost surely, 2^11841984000 is an apocalyptic number.

11841984000 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 11841984000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27576806400).

11841984000 is an abundant number, since it is smaller than the sum of its proper divisors (43311628800).

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

11841984000 is an equidigital number, since it uses as much as digits as its factorization.

11841984000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The spelling of 11841984000 in words is "eleven billion, eight hundred forty-one million, nine hundred eighty-four thousand".