11610666109 has 16 divisors (see below), whose sum is σ = 13597309440. Its totient is φ = 9708594480.

The previous prime is 11610666107. The next prime is 11610666131. The reversal of 11610666109 is 90166601611.

11610666109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11610666109 - 2¹ = 11610666107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11610666107) 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, 53199 + ... + 161404.

It is an arithmetic number, because the mean of its divisors is an integer number (849831840).

Almost surely, 2^11610666109 is an apocalyptic number.

It is an amenable number.

11610666109 is a deficient number, since it is larger than the sum of its proper divisors (1986643331).

11610666109 is a wasteful number, since it uses less digits than its factorization.

11610666109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214800.

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 11610666109 in words is "eleven billion, six hundred ten million, six hundred sixty-six thousand, one hundred nine".