650485504 has 36 divisors (see below), whose sum is σ = 1303614144. Its totient is φ = 323944448.

The previous prime is 650485441. The next prime is 650485519. The reversal of 650485504 is 405584056.

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 3 ways as a sum of consecutive naturals, for example, 60849 + ... + 70735.

It is an arithmetic number, because the mean of its divisors is an integer number (36211504).

Almost surely, 2^650485504 is an apocalyptic number.

650485504 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650485504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (651807072).

650485504 is an abundant number, since it is smaller than the sum of its proper divisors (653128640).

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

650485504 is an equidigital number, since it uses as much as digits as its factorization.

650485504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10160 (or 10146 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

The square root of 650485504 is about 25504.6173074602. The cubic root of 650485504 is about 866.4547247685.

The spelling of 650485504 in words is "six hundred fifty million, four hundred eighty-five thousand, five hundred four".