566461140 has 192 divisors, whose sum is σ = 1890631680. Its totient is φ = 124001280.

The previous prime is 566461123. The next prime is 566461141. The reversal of 566461140 is 41164665.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566461141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1809624 + ... + 1809936.

It is an arithmetic number, because the mean of its divisors is an integer number (9847040).

Almost surely, 2^566461140 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 566461140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (945315840).

566461140 is an abundant number, since it is smaller than the sum of its proper divisors (1324170540).

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

566461140 is a wasteful number, since it uses less digits than its factorization.

566461140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 566461140 is about 23800.4441135034. Note that the first 3 decimals coincide. The cubic root of 566461140 is about 827.4149698290.

The spelling of 566461140 in words is "five hundred sixty-six million, four hundred sixty-one thousand, one hundred forty".