545345530125559 has 2 divisors, whose sum is σ = 545345530125560. Its totient is φ = 545345530125558.

The previous prime is 545345530125497. The next prime is 545345530125593. The reversal of 545345530125559 is 955521035543545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545345530125559 - 2¹⁷ = 545345529994487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545345530125497 and 545345530125506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545345530125259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272672765062779 + 272672765062780.

It is an arithmetic number, because the mean of its divisors is an integer number (272672765062780).

Almost surely, 2^{545345530125559} is an apocalyptic number.

545345530125559 is a deficient number, since it is larger than the sum of its proper divisors (1).

545345530125559 is an equidigital number, since it uses as much as digits as its factorization.

545345530125559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 202500000, while the sum is 61.

The spelling of 545345530125559 in words is "five hundred forty-five trillion, three hundred forty-five billion, five hundred thirty million, one hundred twenty-five thousand, five hundred fifty-nine".