996289399999 has 4 divisors (see below), whose sum is σ = 999834914160. Its totient is φ = 992743885840.

The previous prime is 996289399967. The next prime is 996289400027. The reversal of 996289399999 is 999993982699.

It is a happy number.

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 996289399999 - 2⁵ = 996289399967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996289399949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1772756659 + ... + 1772757220.

It is an arithmetic number, because the mean of its divisors is an integer number (249958728540).

Almost surely, 2^996289399999 is an apocalyptic number.

996289399999 is a deficient number, since it is larger than the sum of its proper divisors (3545514161).

996289399999 is a wasteful number, since it uses less digits than its factorization.

996289399999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3545514160.

The product of its digits is 12397455648, while the sum is 91.

The spelling of 996289399999 in words is "nine hundred ninety-six billion, two hundred eighty-nine million, three hundred ninety-nine thousand, nine hundred ninety-nine".