549364774832659 has 2 divisors, whose sum is σ = 549364774832660. Its totient is φ = 549364774832658.

The previous prime is 549364774832639. The next prime is 549364774832711. The reversal of 549364774832659 is 956238477463945.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 549364774832659 - 2¹⁵ = 549364774799891 is a prime.

It is not a weakly prime, because it can be changed into another prime (549364774832639) 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, 274682387416329 + 274682387416330.

It is an arithmetic number, because the mean of its divisors is an integer number (274682387416330).

Almost surely, 2^{549364774832659} is an apocalyptic number.

549364774832659 is a deficient number, since it is larger than the sum of its proper divisors (1).

549364774832659 is an equidigital number, since it uses as much as digits as its factorization.

549364774832659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32920473600, while the sum is 82.

The spelling of 549364774832659 in words is "five hundred forty-nine trillion, three hundred sixty-four billion, seven hundred seventy-four million, eight hundred thirty-two thousand, six hundred fifty-nine".