548945699 has 2 divisors, whose sum is σ = 548945700. Its totient is φ = 548945698.

The previous prime is 548945693. The next prime is 548945717. The reversal of 548945699 is 996549845.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 548945699 - 2⁸ = 548945443 is a prime.

It is not a weakly prime, because it can be changed into another prime (548945693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274472849 + 274472850.

It is an arithmetic number, because the mean of its divisors is an integer number (274472850).

Almost surely, 2^548945699 is an apocalyptic number.

548945699 is a deficient number, since it is larger than the sum of its proper divisors (1).

548945699 is an equidigital number, since it uses as much as digits as its factorization.

548945699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13996800, while the sum is 59.

The square root of 548945699 is about 23429.5902439629. The cubic root of 548945699 is about 818.7974137684.

The spelling of 548945699 in words is "five hundred forty-eight million, nine hundred forty-five thousand, six hundred ninety-nine".