42554335589 has 2 divisors, whose sum is σ = 42554335590. Its totient is φ = 42554335588.

The previous prime is 42554335501. The next prime is 42554335609. The reversal of 42554335589 is 98553345524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33212146564 + 9342189025 = 182242^2 + 96655^2 .

It is a cyclic number.

It is not a de Polignac number, because 42554335589 - 2⁸ = 42554335333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42554335589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42554355589) 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, 21277167794 + 21277167795.

It is an arithmetic number, because the mean of its divisors is an integer number (21277167795).

Almost surely, 2^42554335589 is an apocalyptic number.

It is an amenable number.

42554335589 is a deficient number, since it is larger than the sum of its proper divisors (1).

42554335589 is an equidigital number, since it uses as much as digits as its factorization.

42554335589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960000, while the sum is 53.

The spelling of 42554335589 in words is "forty-two billion, five hundred fifty-four million, three hundred thirty-five thousand, five hundred eighty-nine".