11099986566568 has 16 divisors (see below), whose sum is σ = 20812543588980. Its totient is φ = 5549974942848.

The previous prime is 11099986566563. The next prime is 11099986566569. The reversal of 11099986566568 is 86566568999011.

It can be written as a sum of positive squares in 2 ways, for example, as 8010835836964 + 3089150729604 = 2830342^2 + 1757598^2 .

It is not an unprimeable number, because it can be changed into a prime (11099986566563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476346 + ... + 4735702.

Almost surely, 2^{11099986566568} is an apocalyptic number.

It is an amenable number.

11099986566568 is a deficient number, since it is larger than the sum of its proper divisors (9712557022412).

11099986566568 is a wasteful number, since it uses less digits than its factorization.

11099986566568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4585116 (or 4585112 counting only the distinct ones).

The product of its (nonzero) digits is 1511654400, while the sum is 79.

The spelling of 11099986566568 in words is "eleven trillion, ninety-nine billion, nine hundred eighty-six million, five hundred sixty-six thousand, five hundred sixty-eight".