485609065 has 4 divisors (see below), whose sum is σ = 582730884. Its totient is φ = 388487248.

The previous prime is 485609023. The next prime is 485609071. The reversal of 485609065 is 560906584.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 372335616 + 113273449 = 19296^2 + 10643^2 .

It is a cyclic number.

It is not a de Polignac number, because 485609065 - 2¹⁹ = 485084777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48560902 + ... + 48560911.

It is an arithmetic number, because the mean of its divisors is an integer number (145682721).

Almost surely, 2^485609065 is an apocalyptic number.

It is an amenable number.

485609065 is a deficient number, since it is larger than the sum of its proper divisors (97121819).

485609065 is an equidigital number, since it uses as much as digits as its factorization.

485609065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97121818.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 485609065 is about 22036.5393154188. The cubic root of 485609065 is about 786.0115511082.

The spelling of 485609065 in words is "four hundred eighty-five million, six hundred nine thousand, sixty-five".