505050566 has 8 divisors (see below), whose sum is σ = 775194024. Its totient is φ = 246652560.

The previous prime is 505050563. The next prime is 505050607. The reversal of 505050566 is 665050505.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505050563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2936255 + ... + 2936426.

It is an arithmetic number, because the mean of its divisors is an integer number (96899253).

Almost surely, 2^505050566 is an apocalyptic number.

505050566 is a deficient number, since it is larger than the sum of its proper divisors (270143458).

505050566 is a wasteful number, since it uses less digits than its factorization.

505050566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5872726.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 505050566 is about 22473.3301048154. The cubic root of 505050566 is about 796.3640025646.

The spelling of 505050566 in words is "five hundred five million, fifty thousand, five hundred sixty-six".