545784929487613 has 2 divisors, whose sum is σ = 545784929487614. Its totient is φ = 545784929487612.

The previous prime is 545784929487493. The next prime is 545784929487619. The reversal of 545784929487613 is 316784929487545.

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., 513360810856089 + 32424118631524 = 22657467^2 + 5694218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545784929487613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545784929487619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272892464743806 + 272892464743807.

It is an arithmetic number, because the mean of its divisors is an integer number (272892464743807).

Almost surely, 2^{545784929487613} is an apocalyptic number.

It is an amenable number.

545784929487613 is a deficient number, since it is larger than the sum of its proper divisors (1).

545784929487613 is an equidigital number, since it uses as much as digits as its factorization.

545784929487613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14631321600, while the sum is 82.

The spelling of 545784929487613 in words is "five hundred forty-five trillion, seven hundred eighty-four billion, nine hundred twenty-nine million, four hundred eighty-seven thousand, six hundred thirteen".