506161380686 has 32 divisors (see below), whose sum is σ = 829221539328. Its totient is φ = 230325441120.

The previous prime is 506161380679. The next prime is 506161380709. The reversal of 506161380686 is 686083161605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191591 + ... + 1024221.

It is an arithmetic number, because the mean of its divisors is an integer number (25913173104).

Almost surely, 2^506161380686 is an apocalyptic number.

506161380686 is a deficient number, since it is larger than the sum of its proper divisors (323060158642).

506161380686 is a wasteful number, since it uses less digits than its factorization.

506161380686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832976.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 506161380686 in words is "five hundred six billion, one hundred sixty-one million, three hundred eighty thousand, six hundred eighty-six".