11085866650 has 12 divisors (see below), whose sum is σ = 20619712062. Its totient is φ = 4434346640.

The previous prime is 11085866633. The next prime is 11085866653. The reversal of 11085866650 is 5666858011.

It can be written as a sum of positive squares in 3 ways, for example, as 7915838841 + 3170027809 = 88971^2 + 56303^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11085866650.

It is not an unprimeable number, because it can be changed into a prime (11085866653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110858617 + ... + 110858716.

Almost surely, 2^11085866650 is an apocalyptic number.

11085866650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11085866650 is a deficient number, since it is larger than the sum of its proper divisors (9533845412).

11085866650 is a wasteful number, since it uses less digits than its factorization.

11085866650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221717345 (or 221717340 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 46.

The spelling of 11085866650 in words is "eleven billion, eighty-five million, eight hundred sixty-six thousand, six hundred fifty".