996449069309 has 8 divisors (see below), whose sum is σ = 1003765257600. Its totient is φ = 989142318000.

The previous prime is 996449069303. The next prime is 996449069333. The reversal of 996449069309 is 903960944699.

996449069309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 996449069309 - 2⁴ = 996449069293 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996449069303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2147222 + ... + 2569719.

It is an arithmetic number, because the mean of its divisors is an integer number (125470657200).

Almost surely, 2^996449069309 is an apocalyptic number.

It is an amenable number.

996449069309 is a deficient number, since it is larger than the sum of its proper divisors (7316188291).

996449069309 is a wasteful number, since it uses less digits than its factorization.

996449069309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4718491.

The product of its (nonzero) digits is 102036672, while the sum is 68.

The spelling of 996449069309 in words is "nine hundred ninety-six billion, four hundred forty-nine million, sixty-nine thousand, three hundred nine".