11731886366 has 32 divisors (see below), whose sum is σ = 18069224448. Its totient is φ = 5711005440.

The previous prime is 11731886323. The next prime is 11731886377. The reversal of 11731886366 is 66368813711.

11731886366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 11356586 + ... + 11357618.

It is an arithmetic number, because the mean of its divisors is an integer number (564663264).

Almost surely, 2^11731886366 is an apocalyptic number.

11731886366 is a deficient number, since it is larger than the sum of its proper divisors (6337338082).

11731886366 is a wasteful number, since it uses less digits than its factorization.

11731886366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956.

The product of its digits is 870912, while the sum is 50.

The spelling of 11731886366 in words is "eleven billion, seven hundred thirty-one million, eight hundred eighty-six thousand, three hundred sixty-six".