542433616189 has 2 divisors, whose sum is σ = 542433616190. Its totient is φ = 542433616188.

The previous prime is 542433616181. The next prime is 542433616199. The reversal of 542433616189 is 981616334245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 343093690564 + 199339925625 = 585742^2 + 446475^2 .

It is a cyclic number.

It is not a de Polignac number, because 542433616189 - 2³ = 542433616181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542433616181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271216808094 + 271216808095.

It is an arithmetic number, because the mean of its divisors is an integer number (271216808095).

Almost surely, 2^542433616189 is an apocalyptic number.

It is an amenable number.

542433616189 is a deficient number, since it is larger than the sum of its proper divisors (1).

542433616189 is an equidigital number, since it uses as much as digits as its factorization.

542433616189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 52.

The spelling of 542433616189 in words is "five hundred forty-two billion, four hundred thirty-three million, six hundred sixteen thousand, one hundred eighty-nine".