506400333686 has 16 divisors (see below), whose sum is σ = 829552879008. Its totient is φ = 230431353600.

The previous prime is 506400333683. The next prime is 506400333731. The reversal of 506400333686 is 686333004605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506400333683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137159675 + ... + 137163366.

It is an arithmetic number, because the mean of its divisors is an integer number (51847054938).

Almost surely, 2^506400333686 is an apocalyptic number.

506400333686 is a deficient number, since it is larger than the sum of its proper divisors (323152545322).

506400333686 is a wasteful number, since it uses less digits than its factorization.

506400333686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274323127.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 506400333686 in words is "five hundred six billion, four hundred million, three hundred thirty-three thousand, six hundred eighty-six".