11589984305 has 8 divisors (see below), whose sum is σ = 13915714344. Its totient is φ = 9266832000.

The previous prime is 11589984283. The next prime is 11589984331. The reversal of 11589984305 is 50348998511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 19324816 + 11570659489 = 4396^2 + 107567^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11589984305 - 2¹⁰ = 11589983281 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 634526 + ... + 652535.

It is an arithmetic number, because the mean of its divisors is an integer number (1739464293).

Almost surely, 2^11589984305 is an apocalyptic number.

It is an amenable number.

11589984305 is a deficient number, since it is larger than the sum of its proper divisors (2325730039).

11589984305 is a wasteful number, since it uses less digits than its factorization.

11589984305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288867.

The product of its (nonzero) digits is 1555200, while the sum is 53.

The spelling of 11589984305 in words is "eleven billion, five hundred eighty-nine million, nine hundred eighty-four thousand, three hundred five".