868723327868 has 24 divisors (see below), whose sum is σ = 1674892329264. Its totient is φ = 390964592000.

The previous prime is 868723327853. The next prime is 868723327889.

868723327868 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 868723327798 and 868723327807.

It is a congruent number.

It is an unprimeable number.

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, 97736705 + ... + 97745592.

It is an arithmetic number, because the mean of its divisors is an integer number (69787180386).

Almost surely, 2^868723327868 is an apocalyptic number.

It is an amenable number.

868723327868 is a deficient number, since it is larger than the sum of its proper divisors (806169001396).

868723327868 is a wasteful number, since it uses less digits than its factorization.

868723327868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195482413 (or 195482411 counting only the distinct ones).

The product of its digits is 260112384, while the sum is 68.

The spelling of 868723327868 in words is "eight hundred sixty-eight billion, seven hundred twenty-three million, three hundred twenty-seven thousand, eight hundred sixty-eight".