996084867391 has 4 divisors (see below), whose sum is σ = 996097621552. Its totient is φ = 996072113232.

The previous prime is 996084867389. The next prime is 996084867409. The reversal of 996084867391 is 193768480699.

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 996084867391 - 2¹ = 996084867389 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 996084867391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996084877391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6259206 + ... + 6416371.

It is an arithmetic number, because the mean of its divisors is an integer number (249024405388).

Almost surely, 2^996084867391 is an apocalyptic number.

996084867391 is a deficient number, since it is larger than the sum of its proper divisors (12754161).

996084867391 is a wasteful number, since it uses less digits than its factorization.

996084867391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12754160.

The product of its (nonzero) digits is 141087744, while the sum is 70.

The spelling of 996084867391 in words is "nine hundred ninety-six billion, eighty-four million, eight hundred sixty-seven thousand, three hundred ninety-one".