996678018107 has 4 divisors (see below), whose sum is σ = 996684244560. Its totient is φ = 996671791656.

The previous prime is 996678018097. The next prime is 996678018157. The reversal of 996678018107 is 701810876699.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 996678018107 - 2⁶ = 996678018043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 996678018107.

It is not an unprimeable number, because it can be changed into a prime (996678018157) 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, 2866607 + ... + 3195432.

It is an arithmetic number, because the mean of its divisors is an integer number (249171061140).

Almost surely, 2^996678018107 is an apocalyptic number.

996678018107 is a deficient number, since it is larger than the sum of its proper divisors (6226453).

996678018107 is a wasteful number, since it uses less digits than its factorization.

996678018107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6226452.

The product of its (nonzero) digits is 9144576, while the sum is 62.

The spelling of 996678018107 in words is "nine hundred ninety-six billion, six hundred seventy-eight million, eighteen thousand, one hundred seven".