545324539189 has 2 divisors, whose sum is σ = 545324539190. Its totient is φ = 545324539188.

The previous prime is 545324539159. The next prime is 545324539217. The reversal of 545324539189 is 981935423545.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 543696820164 + 1627719025 = 737358^2 + 40345^2 .

It is a cyclic number.

It is not a de Polignac number, because 545324539189 - 2²¹ = 545322442037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545324539129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272662269594 + 272662269595.

It is an arithmetic number, because the mean of its divisors is an integer number (272662269595).

Almost surely, 2^545324539189 is an apocalyptic number.

It is an amenable number.

545324539189 is a deficient number, since it is larger than the sum of its proper divisors (1).

545324539189 is an equidigital number, since it uses as much as digits as its factorization.

545324539189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328000, while the sum is 58.

The spelling of 545324539189 in words is "five hundred forty-five billion, three hundred twenty-four million, five hundred thirty-nine thousand, one hundred eighty-nine".