844038042008 has 32 divisors (see below), whose sum is σ = 1811270472960. Its totient is φ = 361207084320.

The previous prime is 844038041989. The next prime is 844038042031. The reversal of 844038042008 is 800240830448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10867316 + ... + 10944707.

It is an arithmetic number, because the mean of its divisors is an integer number (56602202280).

Almost surely, 2^844038042008 is an apocalyptic number.

It is an amenable number.

844038042008 is an abundant number, since it is smaller than the sum of its proper divisors (967232430952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

844038042008 is a wasteful number, since it uses less digits than its factorization.

844038042008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21812727 (or 21812723 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 41.

The spelling of 844038042008 in words is "eight hundred forty-four billion, thirty-eight million, forty-two thousand, eight".