200066656 has 48 divisors (see below), whose sum is σ = 418037760. Its totient is φ = 93985920.

The previous prime is 200066651. The next prime is 200066663. The reversal of 200066656 is 656660002.

200066656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200066651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75921 + ... + 78511.

It is an arithmetic number, because the mean of its divisors is an integer number (8709120).

Almost surely, 2^200066656 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 200066656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209018880).

200066656 is an abundant number, since it is smaller than the sum of its proper divisors (217971104).

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

200066656 is a wasteful number, since it uses less digits than its factorization.

200066656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747 (or 2739 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 200066656 is about 14144.4920728883. The cubic root of 200066656 is about 584.8685082019.

It can be divided in two parts, 20006 and 6656, that added together give a palindrome (26662).

The spelling of 200066656 in words is "two hundred million, sixty-six thousand, six hundred fifty-six".