542225616089 has 2 divisors, whose sum is σ = 542225616090. Its totient is φ = 542225616088.

The previous prime is 542225616077. The next prime is 542225616151. The reversal of 542225616089 is 980616522245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 517910515600 + 24315100489 = 719660^2 + 155933^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542225616089 is a prime.

It is not a weakly prime, because it can be changed into another prime (542225616059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271112808044 + 271112808045.

It is an arithmetic number, because the mean of its divisors is an integer number (271112808045).

Almost surely, 2^542225616089 is an apocalyptic number.

It is an amenable number.

542225616089 is a deficient number, since it is larger than the sum of its proper divisors (1).

542225616089 is an equidigital number, since it uses as much as digits as its factorization.

542225616089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2073600, while the sum is 50.

It can be divided in two parts, 5422256 and 16089, that added together give a palindrome (5438345).

The spelling of 542225616089 in words is "five hundred forty-two billion, two hundred twenty-five million, six hundred sixteen thousand, eighty-nine".