1485045565 has 8 divisors (see below), whose sum is σ = 1784754648. Its totient is φ = 1186236480.

The previous prime is 1485045481. The next prime is 1485045581. The reversal of 1485045565 is 5655405841.

It can be written as a sum of positive squares in 4 ways, for example, as 304642116 + 1180403449 = 17454^2 + 34357^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1485045565 - 2¹³ = 1485037373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221362 + ... + 227971.

It is an arithmetic number, because the mean of its divisors is an integer number (223094331).

Almost surely, 2^1485045565 is an apocalyptic number.

It is an amenable number.

1485045565 is a deficient number, since it is larger than the sum of its proper divisors (299709083).

1485045565 is an equidigital number, since it uses as much as digits as its factorization.

1485045565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449999.

The product of its (nonzero) digits is 480000, while the sum is 43.

The square root of 1485045565 is about 38536.2889365336. The cubic root of 1485045565 is about 1140.8974068989.

The spelling of 1485045565 in words is "one billion, four hundred eighty-five million, forty-five thousand, five hundred sixty-five".