509064825599 has 6 divisors (see below), whose sum is σ = 559550593560. Its totient is φ = 462786204980.

The previous prime is 509064825593. The next prime is 509064825613. The reversal of 509064825599 is 995528460905.

It is not a de Polignac number, because 509064825599 - 2²⁰ = 509063777023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509064825593) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2103573539 + ... + 2103573780.

It is an arithmetic number, because the mean of its divisors is an integer number (93258432260).

Almost surely, 2^509064825599 is an apocalyptic number.

509064825599 is a deficient number, since it is larger than the sum of its proper divisors (50485767961).

509064825599 is a wasteful number, since it uses less digits than its factorization.

509064825599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4207147341 (or 4207147330 counting only the distinct ones).

The product of its (nonzero) digits is 34992000, while the sum is 62.

The spelling of 509064825599 in words is "five hundred nine billion, sixty-four million, eight hundred twenty-five thousand, five hundred ninety-nine".