996449069311 has 4 divisors (see below), whose sum is σ = 996561684000. Its totient is φ = 996336454624.

The previous prime is 996449069303. The next prime is 996449069333. The reversal of 996449069311 is 113960944699.

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 996449069311 - 2³ = 996449069303 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 996449069311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996449064311) 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, 56294071 + ... + 56311768.

It is an arithmetic number, because the mean of its divisors is an integer number (249140421000).

Almost surely, 2^996449069311 is an apocalyptic number.

996449069311 is a deficient number, since it is larger than the sum of its proper divisors (112614689).

996449069311 is a wasteful number, since it uses less digits than its factorization.

996449069311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112614688.

The product of its (nonzero) digits is 11337408, while the sum is 61.

The spelling of 996449069311 in words is "nine hundred ninety-six billion, four hundred forty-nine million, sixty-nine thousand, three hundred eleven".