530320445309 has 8 divisors (see below), whose sum is σ = 555598119168. Its totient is φ = 505553431680.

The previous prime is 530320445299. The next prime is 530320445323. The reversal of 530320445309 is 903544023035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 530320445309 - 2¹⁶ = 530320379773 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530320405309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127662932 + ... + 127667085.

It is an arithmetic number, because the mean of its divisors is an integer number (69449764896).

Almost surely, 2^530320445309 is an apocalyptic number.

It is an amenable number.

530320445309 is a deficient number, since it is larger than the sum of its proper divisors (25277673859).

530320445309 is a wasteful number, since it uses less digits than its factorization.

530320445309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255330115.

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 530320445309 in words is "five hundred thirty billion, three hundred twenty million, four hundred forty-five thousand, three hundred nine".