566600166 has 144 divisors (see below), whose sum is σ = 1419163200. Its totient is φ = 163088640.

The previous prime is 566600161. The next prime is 566600201. The reversal of 566600166 is 661006665.

It is a super-2 number, since 2×566600166² = 642071496222455112, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 566600166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566600161) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6366250 + ... + 6366338.

It is an arithmetic number, because the mean of its divisors is an integer number (9855300).

Almost surely, 2^566600166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566600166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709581600).

566600166 is an abundant number, since it is smaller than the sum of its proper divisors (852563034).

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

566600166 is a wasteful number, since it uses less digits than its factorization.

566600166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 566600166 is about 23803.3645941073. The cubic root of 566600166 is about 827.4826548392.

The spelling of 566600166 in words is "five hundred sixty-six million, six hundred thousand, one hundred sixty-six".