505849912 has 32 divisors (see below), whose sum is σ = 960649200. Its totient is φ = 249698304.

The previous prime is 505849873. The next prime is 505849913. The reversal of 505849912 is 219948505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505849913) by changing a digit.

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, 213438 + ... + 215794.

Almost surely, 2^505849912 is an apocalyptic number.

It is an amenable number.

505849912 is a deficient number, since it is larger than the sum of its proper divisors (454799288).

505849912 is a wasteful number, since it uses less digits than its factorization.

505849912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695 (or 2691 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 505849912 is about 22491.1073982585. The cubic root of 505849912 is about 796.7839175087.

The spelling of 505849912 in words is "five hundred five million, eight hundred forty-nine thousand, nine hundred twelve".