531242025299 has 2 divisors, whose sum is σ = 531242025300. Its totient is φ = 531242025298.

The previous prime is 531242025269. The next prime is 531242025361. The reversal of 531242025299 is 992520242135.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-531242025299 is a prime.

It is not a weakly prime, because it can be changed into another prime (531242025269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265621012649 + 265621012650.

It is an arithmetic number, because the mean of its divisors is an integer number (265621012650).

Almost surely, 2^531242025299 is an apocalyptic number.

531242025299 is a deficient number, since it is larger than the sum of its proper divisors (1).

531242025299 is an equidigital number, since it uses as much as digits as its factorization.

531242025299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 531242025299 in words is "five hundred thirty-one billion, two hundred forty-two million, twenty-five thousand, two hundred ninety-nine".