485818549 has 2 divisors, whose sum is σ = 485818550. Its totient is φ = 485818548.

The previous prime is 485818507. The next prime is 485818603. The reversal of 485818549 is 945818584.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336539025 + 149279524 = 18345^2 + 12218^2 .

It is a cyclic number.

It is not a de Polignac number, because 485818549 - 2²³ = 477429941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 485818496 and 485818505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485815549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242909274 + 242909275.

It is an arithmetic number, because the mean of its divisors is an integer number (242909275).

Almost surely, 2^485818549 is an apocalyptic number.

It is an amenable number.

485818549 is a deficient number, since it is larger than the sum of its proper divisors (1).

485818549 is an equidigital number, since it uses as much as digits as its factorization.

485818549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1843200, while the sum is 52.

The square root of 485818549 is about 22041.2919085974. The cubic root of 485818549 is about 786.1245591391.

The spelling of 485818549 in words is "four hundred eighty-five million, eight hundred eighteen thousand, five hundred forty-nine".