11595860866 has 16 divisors (see below), whose sum is σ = 17436444480. Its totient is φ = 5783730480.

The previous prime is 11595860851. The next prime is 11595860909. The reversal of 11595860866 is 66806859511.

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, 1660915 + ... + 1667881.

It is an arithmetic number, because the mean of its divisors is an integer number (1089777780).

Almost surely, 2^11595860866 is an apocalyptic number.

11595860866 is a deficient number, since it is larger than the sum of its proper divisors (5840583614).

11595860866 is a wasteful number, since it uses less digits than its factorization.

11595860866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8889.

The product of its (nonzero) digits is 3110400, while the sum is 55.

The spelling of 11595860866 in words is "eleven billion, five hundred ninety-five million, eight hundred sixty thousand, eight hundred sixty-six".