11386866564 has 36 divisors (see below), whose sum is σ = 28850290560. Its totient is φ = 3786810480.

The previous prime is 11386866563. The next prime is 11386866607. The reversal of 11386866564 is 46566868311.

11386866564 is a `hidden beast` number, since 1 + 13 + 8 + 6 + 8 + 66 + 564 = 666.

11386866564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11386866564.

It is not an unprimeable number, because it can be changed into a prime (11386866563) 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 11 ways as a sum of consecutive naturals, for example, 351424 + ... + 382455.

It is an arithmetic number, because the mean of its divisors is an integer number (801396960).

Almost surely, 2^11386866564 is an apocalyptic number.

It is an amenable number.

11386866564 is an abundant number, since it is smaller than the sum of its proper divisors (17463423996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11386866564 is a wasteful number, since it uses less digits than its factorization.

11386866564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734320 (or 734315 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 11386866564 in words is "eleven billion, three hundred eighty-six million, eight hundred sixty-six thousand, five hundred sixty-four".