505161536532 has 12 divisors (see below), whose sum is σ = 1178710251936. Its totient is φ = 168387178840.

The previous prime is 505161536527. The next prime is 505161536543. The reversal of 505161536532 is 235635161505.

It is a tau number, because it is divible by the number of its divisors (12).

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, 21048397344 + ... + 21048397367.

It is an arithmetic number, because the mean of its divisors is an integer number (98225854328).

Almost surely, 2^505161536532 is an apocalyptic number.

It is an amenable number.

505161536532 is an abundant number, since it is smaller than the sum of its proper divisors (673548715404).

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

505161536532 is a wasteful number, since it uses less digits than its factorization.

505161536532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42096794718 (or 42096794716 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 42.

The spelling of 505161536532 in words is "five hundred five billion, one hundred sixty-one million, five hundred thirty-six thousand, five hundred thirty-two".