542766243416009 has 2 divisors, whose sum is σ = 542766243416010. Its totient is φ = 542766243416008.

The previous prime is 542766243415969. The next prime is 542766243416063. The reversal of 542766243416009 is 900614342667245.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310917504919609 + 231848738496400 = 17632853^2 + 15226580^2 .

It is a cyclic number.

It is not a de Polignac number, because 542766243416009 - 2³⁶ = 542697523939273 is a prime.

It is not a weakly prime, because it can be changed into another prime (542766243412009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271383121708004 + 271383121708005.

It is an arithmetic number, because the mean of its divisors is an integer number (271383121708005).

Almost surely, 2^{542766243416009} is an apocalyptic number.

It is an amenable number.

542766243416009 is a deficient number, since it is larger than the sum of its proper divisors (1).

542766243416009 is an equidigital number, since it uses as much as digits as its factorization.

542766243416009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52254720, while the sum is 59.

The spelling of 542766243416009 in words is "five hundred forty-two trillion, seven hundred sixty-six billion, two hundred forty-three million, four hundred sixteen thousand, nine".