509133064 has 32 divisors (see below), whose sum is σ = 1044267840. Its totient is φ = 230788800.

The previous prime is 509133043. The next prime is 509133073. The reversal of 509133064 is 460331905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25069 + ... + 40579.

It is an arithmetic number, because the mean of its divisors is an integer number (32633370).

Almost surely, 2^509133064 is an apocalyptic number.

It is an amenable number.

509133064 is an abundant number, since it is smaller than the sum of its proper divisors (535134776).

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

509133064 is a wasteful number, since it uses less digits than its factorization.

509133064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15901 (or 15897 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 509133064 is about 22563.9771317026. The cubic root of 509133064 is about 798.5040084219.

Adding to 509133064 its reverse (460331905), we get a palindrome (969464969).

The spelling of 509133064 in words is "five hundred nine million, one hundred thirty-three thousand, sixty-four".