485504855 has 16 divisors (see below), whose sum is σ = 636294528. Its totient is φ = 352692000.

The previous prime is 485504813. The next prime is 485504893. The reversal of 485504855 is 558405584.

It is not a de Polignac number, because 485504855 - 2¹⁰ = 485503831 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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48860 + ... + 57950.

It is an arithmetic number, because the mean of its divisors is an integer number (39768408).

Almost surely, 2^485504855 is an apocalyptic number.

485504855 is a deficient number, since it is larger than the sum of its proper divisors (150789673).

485504855 is a wasteful number, since it uses less digits than its factorization.

485504855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10078.

The product of its (nonzero) digits is 640000, while the sum is 44.

The square root of 485504855 is about 22034.1747065780. The cubic root of 485504855 is about 785.9553219797.

The spelling of 485504855 in words is "four hundred eighty-five million, five hundred four thousand, eight hundred fifty-five".