542441263041239 has 2 divisors, whose sum is σ = 542441263041240. Its totient is φ = 542441263041238.

The previous prime is 542441263041211. The next prime is 542441263041257. The reversal of 542441263041239 is 932140362144245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542441263041239 - 2³⁶ = 542372543564503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542441263041259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271220631520619 + 271220631520620.

It is an arithmetic number, because the mean of its divisors is an integer number (271220631520620).

Almost surely, 2^{542441263041239} is an apocalyptic number.

542441263041239 is a deficient number, since it is larger than the sum of its proper divisors (1).

542441263041239 is an equidigital number, since it uses as much as digits as its factorization.

542441263041239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 542441263041239 in words is "five hundred forty-two trillion, four hundred forty-one billion, two hundred sixty-three million, forty-one thousand, two hundred thirty-nine".