505927168 has 80 divisors (see below), whose sum is σ = 1044245664. Its totient is φ = 244776960.

The previous prime is 505927151. The next prime is 505927171. The reversal of 505927168 is 861729505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3029421 + ... + 3029587.

Almost surely, 2^505927168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 505927168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (522122832).

505927168 is an abundant number, since it is smaller than the sum of its proper divisors (538318496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505927168 is an equidigital number, since it uses as much as digits as its factorization.

505927168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 327 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 43.

The square root of 505927168 is about 22492.8248114815. The cubic root of 505927168 is about 796.8244784231.

The spelling of 505927168 in words is "five hundred five million, nine hundred twenty-seven thousand, one hundred sixty-eight".