530124021442 has 8 divisors (see below), whose sum is σ = 795558142476. Its totient is φ = 264937973952.

The previous prime is 530124021437. The next prime is 530124021443. The reversal of 530124021442 is 244120421035.

It can be written as a sum of positive squares in 2 ways, for example, as 443288308401 + 86835713041 = 665799^2 + 294679^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 530124021442.

It is not an unprimeable number, because it can be changed into a prime (530124021443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62013043 + ... + 62021590.

Almost surely, 2^530124021442 is an apocalyptic number.

530124021442 is a deficient number, since it is larger than the sum of its proper divisors (265434121034).

530124021442 is a wasteful number, since it uses less digits than its factorization.

530124021442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124036772.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 530124021442 its reverse (244120421035), we get a palindrome (774244442477).

The spelling of 530124021442 in words is "five hundred thirty billion, one hundred twenty-four million, twenty-one thousand, four hundred forty-two".