509365080 has 96 divisors (see below), whose sum is σ = 1891936800. Its totient is φ = 116425728.

The previous prime is 509365049. The next prime is 509365159. The reversal of 509365080 is 80563905.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98545 + ... + 103584.

It is an arithmetic number, because the mean of its divisors is an integer number (19707675).

Almost surely, 2^509365080 is an apocalyptic number.

It is an amenable number.

509365080 is an abundant number, since it is smaller than the sum of its proper divisors (1382571720).

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

509365080 is a wasteful number, since it uses less digits than its factorization.

509365080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202153 (or 202146 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 509365080 is about 22569.1178383206. The cubic root of 509365080 is about 798.6252848844.

The spelling of 509365080 in words is "five hundred nine million, three hundred sixty-five thousand, eighty".