505320332432 has 10 divisors (see below), whose sum is σ = 979058144118. Its totient is φ = 252660166208.

The previous prime is 505320332389. The next prime is 505320332521. The reversal of 505320332432 is 234233023505.

It can be written as a sum of positive squares in only one way, i.e., 325123478416 + 180196854016 = 570196^2 + 424496^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15791260373 + ... + 15791260404.

Almost surely, 2^505320332432 is an apocalyptic number.

It is an amenable number.

505320332432 is a deficient number, since it is larger than the sum of its proper divisors (473737811686).

505320332432 is a wasteful number, since it uses less digits than its factorization.

505320332432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31582520785 (or 31582520779 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 32.

Adding to 505320332432 its reverse (234233023505), we get a palindrome (739553355937).

The spelling of 505320332432 in words is "five hundred five billion, three hundred twenty million, three hundred thirty-two thousand, four hundred thirty-two".