545469580709 has 2 divisors, whose sum is σ = 545469580710. Its totient is φ = 545469580708.

The previous prime is 545469580661. The next prime is 545469580717. The reversal of 545469580709 is 907085964545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331225572484 + 214244008225 = 575522^2 + 462865^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545469580709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545469583709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272734790354 + 272734790355.

It is an arithmetic number, because the mean of its divisors is an integer number (272734790355).

Almost surely, 2^545469580709 is an apocalyptic number.

It is an amenable number.

545469580709 is a deficient number, since it is larger than the sum of its proper divisors (1).

545469580709 is an equidigital number, since it uses as much as digits as its factorization.

545469580709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432000, while the sum is 62.

The spelling of 545469580709 in words is "five hundred forty-five billion, four hundred sixty-nine million, five hundred eighty thousand, seven hundred nine".