548549148659 has 2 divisors, whose sum is σ = 548549148660. Its totient is φ = 548549148658.

The previous prime is 548549148613. The next prime is 548549148731. The reversal of 548549148659 is 956841945845.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-548549148659 is a prime.

It is not a weakly prime, because it can be changed into another prime (548549148559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274274574329 + 274274574330.

It is an arithmetic number, because the mean of its divisors is an integer number (274274574330).

Almost surely, 2^548549148659 is an apocalyptic number.

548549148659 is a deficient number, since it is larger than the sum of its proper divisors (1).

548549148659 is an equidigital number, since it uses as much as digits as its factorization.

548549148659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832000, while the sum is 68.

The spelling of 548549148659 in words is "five hundred forty-eight billion, five hundred forty-nine million, one hundred forty-eight thousand, six hundred fifty-nine".