11660110555 has 8 divisors (see below), whose sum is σ = 13992778800. Its totient is φ = 9327657696.

The previous prime is 11660110549. The next prime is 11660110597. The reversal of 11660110555 is 55501106611.

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

It is a cyclic number.

It is not a de Polignac number, because 11660110555 - 2⁹ = 11660110043 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111316 + ... + 188974.

It is an arithmetic number, because the mean of its divisors is an integer number (1749097350).

Almost surely, 2^11660110555 is an apocalyptic number.

11660110555 is a deficient number, since it is larger than the sum of its proper divisors (2332668245).

11660110555 is an equidigital number, since it uses as much as digits as its factorization.

11660110555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107693.

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 11660110555 in words is "eleven billion, six hundred sixty million, one hundred ten thousand, five hundred fifty-five".