530635626491 has 2 divisors, whose sum is σ = 530635626492. Its totient is φ = 530635626490.

The previous prime is 530635626481. The next prime is 530635626551. The reversal of 530635626491 is 194626536035.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530635626491 is a prime.

It is not a weakly prime, because it can be changed into another prime (530635626431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265317813245 + 265317813246.

It is an arithmetic number, because the mean of its divisors is an integer number (265317813246).

Almost surely, 2^530635626491 is an apocalyptic number.

530635626491 is a deficient number, since it is larger than the sum of its proper divisors (1).

530635626491 is an equidigital number, since it uses as much as digits as its factorization.

530635626491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 530635626491 in words is "five hundred thirty billion, six hundred thirty-five million, six hundred twenty-six thousand, four hundred ninety-one".