11709165966 has 16 divisors (see below), whose sum is σ = 23419409664. Its totient is φ = 3902875704.

The previous prime is 11709165959. The next prime is 11709165971. The reversal of 11709165966 is 66956190711.

11709165966 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 7 ways as a sum of consecutive naturals, for example, 194601 + ... + 247563.

It is an arithmetic number, because the mean of its divisors is an integer number (1463713104).

Almost surely, 2^11709165966 is an apocalyptic number.

11709165966 is an abundant number, since it is smaller than the sum of its proper divisors (11710243698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11709165966 is a wasteful number, since it uses less digits than its factorization.

11709165966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89815.

The product of its (nonzero) digits is 612360, while the sum is 51.

The spelling of 11709165966 in words is "eleven billion, seven hundred nine million, one hundred sixty-five thousand, nine hundred sixty-six".