11774486585 has 4 divisors (see below), whose sum is σ = 14129383908. Its totient is φ = 9419589264.

The previous prime is 11774486513. The next prime is 11774486609. The reversal of 11774486585 is 58568447711.

11774486585 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4715294224 + 7059192361 = 68668^2 + 84019^2 .

It is a cyclic number.

It is not a de Polignac number, because 11774486585 - 2¹⁰ = 11774485561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11774486585.

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 3 ways as a sum of consecutive naturals, for example, 1177448654 + ... + 1177448663.

It is an arithmetic number, because the mean of its divisors is an integer number (3532345977).

Almost surely, 2^11774486585 is an apocalyptic number.

It is an amenable number.

11774486585 is a deficient number, since it is larger than the sum of its proper divisors (2354897323).

11774486585 is an equidigital number, since it uses as much as digits as its factorization.

11774486585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2354897322.

The product of its digits is 7526400, while the sum is 56.

The spelling of 11774486585 in words is "eleven billion, seven hundred seventy-four million, four hundred eighty-six thousand, five hundred eighty-five".