11600566666 has 32 divisors (see below), whose sum is σ = 19225926720. Its totient is φ = 5216703744.

The previous prime is 11600566661. The next prime is 11600566667. The reversal of 11600566666 is 66666500611.

11600566666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11600566661) 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 15 ways as a sum of consecutive naturals, for example, 139881 + ... + 206803.

It is an arithmetic number, because the mean of its divisors is an integer number (600810210).

Almost surely, 2^11600566666 is an apocalyptic number.

11600566666 is a deficient number, since it is larger than the sum of its proper divisors (7625360054).

11600566666 is a wasteful number, since it uses less digits than its factorization.

11600566666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67110.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 11600566666 in words is "eleven billion, six hundred million, five hundred sixty-six thousand, six hundred sixty-six".