548716477 has 2 divisors, whose sum is σ = 548716478. Its totient is φ = 548716476.

The previous prime is 548716459. The next prime is 548716499. The reversal of 548716477 is 774617845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401361156 + 147355321 = 20034^2 + 12139^2 .

It is a cyclic number.

It is not a de Polignac number, because 548716477 - 2⁷ = 548716349 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 548716477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548716457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274358238 + 274358239.

It is an arithmetic number, because the mean of its divisors is an integer number (274358239).

Almost surely, 2^548716477 is an apocalyptic number.

It is an amenable number.

548716477 is a deficient number, since it is larger than the sum of its proper divisors (1).

548716477 is an equidigital number, since it uses as much as digits as its factorization.

548716477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1317120, while the sum is 49.

The square root of 548716477 is about 23424.6980129947. The cubic root of 548716477 is about 818.6834301139.

The spelling of 548716477 in words is "five hundred forty-eight million, seven hundred sixteen thousand, four hundred seventy-seven".