11184505984 has 32 divisors (see below), whose sum is σ = 22305854700. Its totient is φ = 5586173952.

The previous prime is 11184505973. The next prime is 11184505999. The reversal of 11184505984 is 48950548111.

It can be written as a sum of positive squares in 2 ways, for example, as 7001003584 + 4183502400 = 83672^2 + 64680^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×11184505984² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71884 + ... + 165940.

Almost surely, 2^11184505984 is an apocalyptic number.

It is an amenable number.

11184505984 is a deficient number, since it is larger than the sum of its proper divisors (11121348716).

11184505984 is an frugal number, since it uses more digits than its factorization.

11184505984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95000 (or 94988 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 46.

The spelling of 11184505984 in words is "eleven billion, one hundred eighty-four million, five hundred five thousand, nine hundred eighty-four".