505161712 has 20 divisors (see below), whose sum is σ = 1067728536. Its totient is φ = 229618880.

The previous prime is 505161649. The next prime is 505161737. The reversal of 505161712 is 217161505.

It is a congruent 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, 1434943 + ... + 1435294.

Almost surely, 2^505161712 is an apocalyptic number.

It is an amenable number.

505161712 is an abundant number, since it is smaller than the sum of its proper divisors (562566824).

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

505161712 is a wasteful number, since it uses less digits than its factorization.

505161712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870256 (or 2870250 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 505161712 is about 22475.8028110232. The cubic root of 505161712 is about 796.4224166372.

The spelling of 505161712 in words is "five hundred five million, one hundred sixty-one thousand, seven hundred twelve".