546128371489 has 2 divisors, whose sum is σ = 546128371490. Its totient is φ = 546128371488.

The previous prime is 546128371483. The next prime is 546128371501. The reversal of 546128371489 is 984173821645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 422792550625 + 123335820864 = 650225^2 + 351192^2 .

It is a cyclic number.

It is not a de Polignac number, because 546128371489 - 2¹¹ = 546128369441 is a prime.

It is not a weakly prime, because it can be changed into another prime (546128371483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273064185744 + 273064185745.

It is an arithmetic number, because the mean of its divisors is an integer number (273064185745).

Almost surely, 2^546128371489 is an apocalyptic number.

It is an amenable number.

546128371489 is a deficient number, since it is larger than the sum of its proper divisors (1).

546128371489 is an equidigital number, since it uses as much as digits as its factorization.

546128371489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11612160, while the sum is 58.

The spelling of 546128371489 in words is "five hundred forty-six billion, one hundred twenty-eight million, three hundred seventy-one thousand, four hundred eighty-nine".