509280670322 has 6 divisors (see below), whose sum is σ = 763922519343. Its totient is φ = 254639830542.

The previous prime is 509280670291. The next prime is 509280670357. The reversal of 509280670322 is 223076082905.

It can be written as a sum of positive squares in only one way, i.e., 254640335161 + 254640335161 = 504619^2 + 504619^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=504619.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 756929 + ... + 1261547.

Almost surely, 2^509280670322 is an apocalyptic number.

509280670322 is a deficient number, since it is larger than the sum of its proper divisors (254641849021).

509280670322 is an frugal number, since it uses more digits than its factorization.

509280670322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009240 (or 504621 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 509280670322 in words is "five hundred nine billion, two hundred eighty million, six hundred seventy thousand, three hundred twenty-two".