530334426421 has 2 divisors, whose sum is σ = 530334426422. Its totient is φ = 530334426420.

The previous prime is 530334426341. The next prime is 530334426473. The reversal of 530334426421 is 124624433035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 372204927396 + 158129499025 = 610086^2 + 397655^2 .

It is a cyclic number.

It is not a de Polignac number, because 530334426421 - 2¹⁵ = 530334393653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530334429421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265167213210 + 265167213211.

It is an arithmetic number, because the mean of its divisors is an integer number (265167213211).

Almost surely, 2^530334426421 is an apocalyptic number.

It is an amenable number.

530334426421 is a deficient number, since it is larger than the sum of its proper divisors (1).

530334426421 is an equidigital number, since it uses as much as digits as its factorization.

530334426421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 530334426421 its reverse (124624433035), we get a palindrome (654958859456).

The spelling of 530334426421 in words is "five hundred thirty billion, three hundred thirty-four million, four hundred twenty-six thousand, four hundred twenty-one".