566416563 has 8 divisors (see below), whose sum is σ = 765567888. Its totient is φ = 372438144.

The previous prime is 566416549. The next prime is 566416573. The reversal of 566416563 is 365614665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 566416563 - 2⁴ = 566416547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (566416573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1292970 + ... + 1293407.

It is an arithmetic number, because the mean of its divisors is an integer number (95695986).

Almost surely, 2^566416563 is an apocalyptic number.

566416563 is a deficient number, since it is larger than the sum of its proper divisors (199151325).

566416563 is a wasteful number, since it uses less digits than its factorization.

566416563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2586453.

The product of its digits is 388800, while the sum is 42.

The square root of 566416563 is about 23799.5076209572. The cubic root of 566416563 is about 827.3932651070.

The spelling of 566416563 in words is "five hundred sixty-six million, four hundred sixteen thousand, five hundred sixty-three".