844288022242 has 16 divisors (see below), whose sum is σ = 1448203824000. Its totient is φ = 361624491648.

The previous prime is 844288022231. The next prime is 844288022273. The reversal of 844288022242 is 242220882448.

It is a junction number, because it is equal to n+sod(n) for n = 844288022192 and 844288022201.

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, 17744742 + ... + 17792257.

It is an arithmetic number, because the mean of its divisors is an integer number (90512739000).

Almost surely, 2^844288022242 is an apocalyptic number.

844288022242 is a deficient number, since it is larger than the sum of its proper divisors (603915801758).

844288022242 is a wasteful number, since it uses less digits than its factorization.

844288022242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35538705.

The product of its (nonzero) digits is 1048576, while the sum is 46.

The spelling of 844288022242 in words is "eight hundred forty-four billion, two hundred eighty-eight million, twenty-two thousand, two hundred forty-two".