9868812826 has 16 divisors (see below), whose sum is σ = 15062604480. Its totient is φ = 4848039040.

The previous prime is 9868812809. The next prime is 9868812847. The reversal of 9868812826 is 6282188689.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195306 + ... + 240586.

It is an arithmetic number, because the mean of its divisors is an integer number (941412780).

Almost surely, 2^9868812826 is an apocalyptic number.

9868812826 is a deficient number, since it is larger than the sum of its proper divisors (5193791654).

9868812826 is a wasteful number, since it uses less digits than its factorization.

9868812826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47189.

The product of its digits is 5308416, while the sum is 58.

The square root of 9868812826 is about 99341.8986430197. The cubic root of 9868812826 is about 2144.9720494146.

The spelling of 9868812826 in words is "nine billion, eight hundred sixty-eight million, eight hundred twelve thousand, eight hundred twenty-six".