485316864 has 108 divisors (see below), whose sum is σ = 1437359196. Its totient is φ = 157372416.

The previous prime is 485316857. The next prime is 485316889. The reversal of 485316864 is 468613584.

485316864 is a `hidden beast` number, since 485 + 3 + 168 + 6 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 249387264 + 235929600 = 15792^2 + 15360^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82402 + ... + 88094.

Almost surely, 2^485316864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 485316864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (718679598).

485316864 is an abundant number, since it is smaller than the sum of its proper divisors (952042332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

485316864 is a wasteful number, since it uses less digits than its factorization.

485316864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5752 (or 5735 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 485316864 is about 22029.9083974491. The cubic root of 485316864 is about 785.8538663507.

The spelling of 485316864 in words is "four hundred eighty-five million, three hundred sixteen thousand, eight hundred sixty-four".