804402648844 has 6 divisors (see below), whose sum is σ = 1407704635484. Its totient is φ = 402201324420.

The previous prime is 804402648839. The next prime is 804402648871. The reversal of 804402648844 is 448846204408.

It is a junction number, because it is equal to n+sod(n) for n = 804402648791 and 804402648800.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550331102 + ... + 100550331109.

Almost surely, 2^804402648844 is an apocalyptic number.

It is an amenable number.

804402648844 is a deficient number, since it is larger than the sum of its proper divisors (603301986640).

804402648844 is a wasteful number, since it uses less digits than its factorization.

804402648844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201100662215 (or 201100662213 counting only the distinct ones).

The product of its (nonzero) digits is 6291456, while the sum is 52.

The spelling of 804402648844 in words is "eight hundred four billion, four hundred two million, six hundred forty-eight thousand, eight hundred forty-four".