505566115 has 4 divisors (see below), whose sum is σ = 606679344. Its totient is φ = 404452888.

The previous prime is 505566101. The next prime is 505566137. The reversal of 505566115 is 511665505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 505566115 - 2⁹ = 505565603 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50556607 + ... + 50556616.

It is an arithmetic number, because the mean of its divisors is an integer number (151669836).

Almost surely, 2^505566115 is an apocalyptic number.

505566115 is a deficient number, since it is larger than the sum of its proper divisors (101113229).

505566115 is a wasteful number, since it uses less digits than its factorization.

505566115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101113228.

The product of its (nonzero) digits is 22500, while the sum is 34.

The square root of 505566115 is about 22484.7974195900. The cubic root of 505566115 is about 796.6348830614.

The spelling of 505566115 in words is "five hundred five million, five hundred sixty-six thousand, one hundred fifteen".