530442323252 has 24 divisors (see below), whose sum is σ = 940841717760. Its totient is φ = 261636242400.

The previous prime is 530442323249. The next prime is 530442323311. The reversal of 530442323252 is 252323244035.

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, 365483 + ... + 1092914.

It is an arithmetic number, because the mean of its divisors is an integer number (39201738240).

Almost surely, 2^530442323252 is an apocalyptic number.

It is an amenable number.

530442323252 is a deficient number, since it is larger than the sum of its proper divisors (410399394508).

530442323252 is a wasteful number, since it uses less digits than its factorization.

530442323252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459631 (or 1459629 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 530442323252 its reverse (252323244035), we get a palindrome (782765567287).

The spelling of 530442323252 in words is "five hundred thirty billion, four hundred forty-two million, three hundred twenty-three thousand, two hundred fifty-two".