505353165560 has 16 divisors (see below), whose sum is σ = 1137044622600. Its totient is φ = 202141266208.

The previous prime is 505353165529. The next prime is 505353165571. The reversal of 505353165560 is 65561353505.

It is a super-2 number, since 2×505353165560² (a number of 24 digits) contains 22 as substring.

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, 6316914530 + ... + 6316914609.

Almost surely, 2^505353165560 is an apocalyptic number.

It is an amenable number.

505353165560 is an abundant number, since it is smaller than the sum of its proper divisors (631691457040).

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

505353165560 is a wasteful number, since it uses less digits than its factorization.

505353165560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12633829150 (or 12633829146 counting only the distinct ones).

The product of its (nonzero) digits is 1012500, while the sum is 44.

The spelling of 505353165560 in words is "five hundred five billion, three hundred fifty-three million, one hundred sixty-five thousand, five hundred sixty".