566289144 has 96 divisors (see below), whose sum is σ = 1633697520. Its totient is φ = 183638016.

The previous prime is 566289133. The next prime is 566289161. The reversal of 566289144 is 441982665.

566289144 is a `hidden beast` number, since 5 + 6 + 628 + 9 + 14 + 4 = 666.

It is a super-2 number, since 2×566289144² = 641366789224505472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 566289144.

It is a congruent number.

It is an unprimeable number.

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, 67992 + ... + 75864.

Almost surely, 2^566289144 is an apocalyptic number.

566289144 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566289144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (816848760).

566289144 is an abundant number, since it is smaller than the sum of its proper divisors (1067408376).

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

566289144 is a wasteful number, since it uses less digits than its factorization.

566289144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7931 (or 7915 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 566289144 is about 23796.8305452638. The cubic root of 566289144 is about 827.3312179991.

The spelling of 566289144 in words is "five hundred sixty-six million, two hundred eighty-nine thousand, one hundred forty-four".