11896906866 has 32 divisors (see below), whose sum is σ = 26169308928. Its totient is φ = 3582700800.

The previous prime is 11896906811. The next prime is 11896906891. The reversal of 11896906866 is 66860969811.

It is a Curzon 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, 1618935 + ... + 1626266.

It is an arithmetic number, because the mean of its divisors is an integer number (817790904).

Almost surely, 2^11896906866 is an apocalyptic number.

11896906866 is an abundant number, since it is smaller than the sum of its proper divisors (14272402062).

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

11896906866 is a wasteful number, since it uses less digits than its factorization.

11896906866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245266.

The product of its (nonzero) digits is 6718464, while the sum is 60.

The spelling of 11896906866 in words is "eleven billion, eight hundred ninety-six million, nine hundred six thousand, eight hundred sixty-six".