11664278206 has 32 divisors (see below), whose sum is σ = 20516932800. Its totient is φ = 4971304800.

The previous prime is 11664278081. The next prime is 11664278233. The reversal of 11664278206 is 60287246611.

11664278206 is digitally balanced in base 5, 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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77196 + ... + 171136.

It is an arithmetic number, because the mean of its divisors is an integer number (641154150).

Almost surely, 2^11664278206 is an apocalyptic number.

11664278206 is a deficient number, since it is larger than the sum of its proper divisors (8852654594).

11664278206 is an equidigital number, since it uses as much as digits as its factorization.

11664278206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94145 (or 94131 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 11664278206 in words is "eleven billion, six hundred sixty-four million, two hundred seventy-eight thousand, two hundred six".