11966582005 has 32 divisors (see below), whose sum is σ = 16610365440. Its totient is φ = 8106557760.

The previous prime is 11966582003. The next prime is 11966582027. The reversal of 11966582005 is 50028566911.

11966582005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11966582005 - 2¹ = 11966582003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11966582003) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1415140 + ... + 1423570.

It is an arithmetic number, because the mean of its divisors is an integer number (519073920).

Almost surely, 2^11966582005 is an apocalyptic number.

It is an amenable number.

11966582005 is a deficient number, since it is larger than the sum of its proper divisors (4643783435).

11966582005 is a wasteful number, since it uses less digits than its factorization.

11966582005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8929.

The product of its (nonzero) digits is 129600, while the sum is 43.

The spelling of 11966582005 in words is "eleven billion, nine hundred sixty-six million, five hundred eighty-two thousand, five".