500538688685 has 8 divisors (see below), whose sum is σ = 686453058816. Its totient is φ = 343226529360.

The previous prime is 500538688631. The next prime is 500538688687. The reversal of 500538688685 is 586886835005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 500538688685 - 2²⁶ = 500471579821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500538688687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7150552661 + ... + 7150552730.

It is an arithmetic number, because the mean of its divisors is an integer number (85806632352).

Almost surely, 2^500538688685 is an apocalyptic number.

It is an amenable number.

500538688685 is a deficient number, since it is larger than the sum of its proper divisors (185914370131).

500538688685 is a wasteful number, since it uses less digits than its factorization.

500538688685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14301105403.

The product of its (nonzero) digits is 55296000, while the sum is 62.

The spelling of 500538688685 in words is "five hundred billion, five hundred thirty-eight million, six hundred eighty-eight thousand, six hundred eighty-five".