504364321646 has 16 divisors (see below), whose sum is σ = 762312559824. Its totient is φ = 250264707264.

The previous prime is 504364321583. The next prime is 504364321667. The reversal of 504364321646 is 646123463405.

It is a junction number, because it is equal to n+sod(n) for n = 504364321597 and 504364321606.

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, 921935 + ... + 1363338.

It is an arithmetic number, because the mean of its divisors is an integer number (47644534989).

Almost surely, 2^504364321646 is an apocalyptic number.

504364321646 is a deficient number, since it is larger than the sum of its proper divisors (257948238178).

504364321646 is a wasteful number, since it uses less digits than its factorization.

504364321646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286115.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 504364321646 in words is "five hundred four billion, three hundred sixty-four million, three hundred twenty-one thousand, six hundred forty-six".