9639826234018 has 8 divisors (see below), whose sum is σ = 14476494555648. Its totient is φ = 4814328048804.

The previous prime is 9639826234013. The next prime is 9639826234021. The reversal of 9639826234018 is 8104326289369.

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

It is not an unprimeable number, because it can be changed into a prime (9639826234013) 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 3 ways as a sum of consecutive naturals, for example, 2792531946 + ... + 2792535397.

It is an arithmetic number, because the mean of its divisors is an integer number (1809561819456).

Almost surely, 2^{9639826234018} is an apocalyptic number.

9639826234018 is a deficient number, since it is larger than the sum of its proper divisors (4836668321630).

9639826234018 is a wasteful number, since it uses less digits than its factorization.

9639826234018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5585068208.

The product of its (nonzero) digits is 26873856, while the sum is 61.

The spelling of 9639826234018 in words is "nine trillion, six hundred thirty-nine billion, eight hundred twenty-six million, two hundred thirty-four thousand, eighteen".