505668713 has 8 divisors (see below), whose sum is σ = 551805696. Its totient is φ = 459559600.

The previous prime is 505668697. The next prime is 505668733. The reversal of 505668713 is 317866505.

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 505668713 - 2⁴ = 505668697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (505668733) 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, 54920 + ... + 63462.

It is an arithmetic number, because the mean of its divisors is an integer number (68975712).

Almost surely, 2^505668713 is an apocalyptic number.

It is an amenable number.

505668713 is a deficient number, since it is larger than the sum of its proper divisors (46136983).

505668713 is a wasteful number, since it uses less digits than its factorization.

505668713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13935.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 505668713 is about 22487.0788009470. The cubic root of 505668713 is about 796.6887682770.

The spelling of 505668713 in words is "five hundred five million, six hundred sixty-eight thousand, seven hundred thirteen".