11066550 has 96 divisors (see below), whose sum is σ = 31605120. Its totient is φ = 2534400.

The previous prime is 11066543. The next prime is 11066563. The reversal of 11066550 is 5566011.

It is a self number, because there is not a number n which added to its sum of digits gives 11066550.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 31174 + ... + 31526.

It is an arithmetic number, because the mean of its divisors is an integer number (329220).

Almost surely, 2^11066550 is an apocalyptic number.

11066550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11066550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15802560).

11066550 is an abundant number, since it is smaller than the sum of its proper divisors (20538570).

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

11066550 is a wasteful number, since it uses less digits than its factorization.

11066550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 11066550 is about 3326.6424514817. The cubic root of 11066550 is about 222.8456102560.

The spelling of 11066550 in words is "eleven million, sixty-six thousand, five hundred fifty".