11666160010066 has 8 divisors (see below), whose sum is σ = 17523921596940. Its totient is φ = 5824852811088.

The previous prime is 11666160010027. The next prime is 11666160010073. The reversal of 11666160010066 is 66001006166611.

It can be written as a sum of positive squares in 2 ways, for example, as 11509537990041 + 156622020025 = 3392571^2 + 395755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4113595201 + ... + 4113598036.

Almost surely, 2^{11666160010066} is an apocalyptic number.

11666160010066 is a deficient number, since it is larger than the sum of its proper divisors (5857761586874).

11666160010066 is an equidigital number, since it uses as much as digits as its factorization.

11666160010066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8227193948.

The product of its (nonzero) digits is 46656, while the sum is 40.

Adding to 11666160010066 its reverse (66001006166611), we get a palindrome (77667166176677).

The spelling of 11666160010066 in words is "eleven trillion, six hundred sixty-six billion, one hundred sixty million, ten thousand, sixty-six".