530320450321 has 4 divisors (see below), whose sum is σ = 530650458432. Its totient is φ = 529990442212.

The previous prime is 530320450313. The next prime is 530320450367. The reversal of 530320450321 is 123054023035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 530320450321 - 2³ = 530320450313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 530320450321.

It is not an unprimeable number, because it can be changed into a prime (530320450391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165001645 + ... + 165004858.

It is an arithmetic number, because the mean of its divisors is an integer number (132662614608).

Almost surely, 2^530320450321 is an apocalyptic number.

It is an amenable number.

530320450321 is a deficient number, since it is larger than the sum of its proper divisors (330008111).

530320450321 is a wasteful number, since it uses less digits than its factorization.

530320450321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330008110.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 530320450321 its reverse (123054023035), we get a palindrome (653374473356).

The spelling of 530320450321 in words is "five hundred thirty billion, three hundred twenty million, four hundred fifty thousand, three hundred twenty-one".