11983049784 has 24 divisors (see below), whose sum is σ = 32454093360. Its totient is φ = 3994349904.

The previous prime is 11983049773. The next prime is 11983049803. The reversal of 11983049784 is 48794038911.

11983049784 is a `hidden beast` number, since 119 + 8 + 30 + 497 + 8 + 4 = 666.

11983049784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 11983049784.

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 5 ways as a sum of consecutive naturals, for example, 83215552 + ... + 83215695.

It is an arithmetic number, because the mean of its divisors is an integer number (1352253890).

Almost surely, 2^11983049784 is an apocalyptic number.

It is an amenable number.

11983049784 is an abundant number, since it is smaller than the sum of its proper divisors (20471043576).

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

11983049784 is a wasteful number, since it uses less digits than its factorization.

11983049784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166431259 (or 166431252 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The spelling of 11983049784 in words is "eleven billion, nine hundred eighty-three million, forty-nine thousand, seven hundred eighty-four".