502534956609 has 27 divisors (see below), whose sum is σ = 844420485987. Its totient is φ = 287154325584.

The previous prime is 502534956587. The next prime is 502534956613. The reversal of 502534956609 is 906659435205.

It is a happy number.

The square root of 502534956609 is 708897.

It is a perfect power (a square), and thus also a powerful number.

502534956609 is a `hidden beast` number, since 5 + 0 + 25 + 3 + 4 + 9 + 5 + 6 + 609 = 666.

It can be written as a sum of positive squares in only one way, i.e., 316625663025 + 185909293584 = 562695^2 + 431172^2 .

It is not a de Polignac number, because 502534956609 - 2⁵ = 502534956577 is a prime.

It is a super-2 number, since 2×502534956609² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (502534956409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 14869959 + ... + 14903715.

Almost surely, 2^502534956609 is an apocalyptic number.

502534956609 is the 708897-th square number.

502534956609 is the 354449-th centered octagonal number.

It is an amenable number.

502534956609 is a deficient number, since it is larger than the sum of its proper divisors (341885529378).

502534956609 is an frugal number, since it uses more digits than its factorization.

502534956609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67534 (or 33767 counting only the distinct ones).

The product of its (nonzero) digits is 8748000, while the sum is 54.

The spelling of 502534956609 in words is "five hundred two billion, five hundred thirty-four million, nine hundred fifty-six thousand, six hundred nine".