505566005 has 8 divisors (see below), whose sum is σ = 693347712. Its totient is φ = 346673808.

The previous prime is 505565999. The next prime is 505566029. The reversal of 505566005 is 500665505.

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

It is a cyclic number.

It is not a de Polignac number, because 505566005 - 2¹⁶ = 505500469 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7222337 + ... + 7222406.

It is an arithmetic number, because the mean of its divisors is an integer number (86668464).

Almost surely, 2^505566005 is an apocalyptic number.

It is an amenable number.

505566005 is a deficient number, since it is larger than the sum of its proper divisors (187781707).

505566005 is a wasteful number, since it uses less digits than its factorization.

505566005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444755.

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

The square root of 505566005 is about 22484.7949734926. The cubic root of 505566005 is about 796.6348252846.

The spelling of 505566005 in words is "five hundred five million, five hundred sixty-six thousand, five".