505445513532 has 24 divisors (see below), whose sum is σ = 1180159680000. Its totient is φ = 168369435696.

The previous prime is 505445513471. The next prime is 505445513557. The reversal of 505445513532 is 235315544505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14031532 + ... + 14067507.

It is an arithmetic number, because the mean of its divisors is an integer number (49173320000).

Almost surely, 2^505445513532 is an apocalyptic number.

It is an amenable number.

505445513532 is an abundant number, since it is smaller than the sum of its proper divisors (674714166468).

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

505445513532 is a wasteful number, since it uses less digits than its factorization.

505445513532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28100545 (or 28100543 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 42.

The spelling of 505445513532 in words is "five hundred five billion, four hundred forty-five million, five hundred thirteen thousand, five hundred thirty-two".