11041705668 has 72 divisors (see below), whose sum is σ = 30245476800. Its totient is φ = 3125812032.

The previous prime is 11041705663. The next prime is 11041705669. The reversal of 11041705668 is 86650714011.

It is not an unprimeable number, because it can be changed into a prime (11041705663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22048 + ... + 150231.

Almost surely, 2^11041705668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11041705668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15122738400).

11041705668 is an abundant number, since it is smaller than the sum of its proper divisors (19203771132).

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

11041705668 is a wasteful number, since it uses less digits than its factorization.

11041705668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172409 (or 172400 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 11041705668 in words is "eleven billion, forty-one million, seven hundred five thousand, six hundred sixty-eight".