It is a happy number.
It is a congruent number.
It is an unprimeable number.
Almost surely, 28642857937158 is an apocalyptic number.
8642857937158 is a wasteful number, since it uses less digits than its factorization.
8642857937158 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84351.
The spelling of 8642857937158 in words is "eight trillion, six hundred forty-two billion, eight hundred fifty-seven million, nine hundred thirty-seven thousand, one hundred fifty-eight".