566540996 has 72 divisors (see below), whose sum is σ = 1200858624. Its totient is φ = 228856320.

The previous prime is 566540983. The next prime is 566540999. The reversal of 566540996 is 699045665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566540999) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1604756 + ... + 1605108.

It is an arithmetic number, because the mean of its divisors is an integer number (16678592).

Almost surely, 2^566540996 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 566540996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (600429312).

566540996 is an abundant number, since it is smaller than the sum of its proper divisors (634317628).

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

566540996 is a wasteful number, since it uses less digits than its factorization.

566540996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 50.

The square root of 566540996 is about 23802.1216701369. The cubic root of 566540996 is about 827.4538491921.

The spelling of 566540996 in words is "five hundred sixty-six million, five hundred forty thousand, nine hundred ninety-six".