809839004301 has 12 divisors (see below), whose sum is σ = 1169803634428. Its totient is φ = 539875969344.

The previous prime is 809839004251. The next prime is 809839004327. The reversal of 809839004301 is 103400938908.

It can be written as a sum of positive squares in 2 ways, for example, as 164652539076 + 645186465225 = 405774^2 + 803235^2 .

It is not a de Polignac number, because 809839004301 - 2⁶ = 809839004237 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 (809839004371) 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 11 ways as a sum of consecutive naturals, for example, 1080910 + ... + 1669743.

Almost surely, 2^809839004301 is an apocalyptic number.

It is an amenable number.

809839004301 is a deficient number, since it is larger than the sum of its proper divisors (359964630127).

809839004301 is a wasteful number, since it uses less digits than its factorization.

809839004301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783372 (or 2783369 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 809839004301 in words is "eight hundred nine billion, eight hundred thirty-nine million, four thousand, three hundred one".