530320221304 has 16 divisors (see below), whose sum is σ = 1018602864720. Its totient is φ = 258692790720.

The previous prime is 530320221289. The next prime is 530320221323. The reversal of 530320221304 is 403122023035.

It is a super-6 number, since 6×530320221304⁶ (a number of 72 digits) contains 666666 as substring.

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, 808414644 + ... + 808415299.

It is an arithmetic number, because the mean of its divisors is an integer number (63662679045).

Almost surely, 2^530320221304 is an apocalyptic number.

It is an amenable number.

530320221304 is a deficient number, since it is larger than the sum of its proper divisors (488282643416).

530320221304 is a wasteful number, since it uses less digits than its factorization.

530320221304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616829990 (or 1616829986 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 530320221304 its reverse (403122023035), we get a palindrome (933442244339).

The spelling of 530320221304 in words is "five hundred thirty billion, three hundred twenty million, two hundred twenty-one thousand, three hundred four".