580552866 has 128 divisors (see below), whose sum is σ = 1432569600. Its totient is φ = 173560320.

The previous prime is 580552813. The next prime is 580552877. The reversal of 580552866 is 668255085.

580552866 is a `hidden beast` number, since 580 + 5 + 5 + 2 + 8 + 66 = 666.

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 63 ways as a sum of consecutive naturals, for example, 1556256 + ... + 1556628.

It is an arithmetic number, because the mean of its divisors is an integer number (11191950).

Almost surely, 2^580552866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 580552866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716284800).

580552866 is an abundant number, since it is smaller than the sum of its proper divisors (852016734).

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

580552866 is a wasteful number, since it uses less digits than its factorization.

580552866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The square root of 580552866 is about 24094.6646791359. The cubic root of 580552866 is about 834.2199875142.

The spelling of 580552866 in words is "five hundred eighty million, five hundred fifty-two thousand, eight hundred sixty-six".