485565583 has 4 divisors (see below), whose sum is σ = 497408688. Its totient is φ = 473722480.

The previous prime is 485565571. The next prime is 485565599. The reversal of 485565583 is 385565584.

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

It is a cyclic number.

It is not a de Polignac number, because 485565583 - 2¹⁷ = 485434511 is a prime.

It is a super-4 number, since 4×485565583⁴ (a number of 36 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485565523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5921491 + ... + 5921572.

It is an arithmetic number, because the mean of its divisors is an integer number (124352172).

Almost surely, 2^485565583 is an apocalyptic number.

485565583 is a deficient number, since it is larger than the sum of its proper divisors (11843105).

485565583 is a wasteful number, since it uses less digits than its factorization.

485565583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11843104.

The product of its digits is 2880000, while the sum is 49.

The square root of 485565583 is about 22035.5527046634. The cubic root of 485565583 is about 785.9880902787.

Subtracting from 485565583 its reverse (385565584), we obtain a palindrome (99999999).

The spelling of 485565583 in words is "four hundred eighty-five million, five hundred sixty-five thousand, five hundred eighty-three".