566520330 has 32 divisors (see below), whose sum is σ = 1370363904. Its totient is φ = 149881536.

The previous prime is 566520323. The next prime is 566520347. The reversal of 566520330 is 33025665.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70537 + ... + 78156.

It is an arithmetic number, because the mean of its divisors is an integer number (42823872).

Almost surely, 2^566520330 is an apocalyptic number.

566520330 is an abundant number, since it is smaller than the sum of its proper divisors (803843574).

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

566520330 is a wasteful number, since it uses less digits than its factorization.

566520330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148830.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 566520330 is about 23801.6875452141. The cubic root of 566520330 is about 827.4437879201.

Adding to 566520330 its reverse (33025665), we get a palindrome (599545995).

The spelling of 566520330 in words is "five hundred sixty-six million, five hundred twenty thousand, three hundred thirty".