844820888622 has 16 divisors (see below), whose sum is σ = 1700831459712. Its totient is φ = 279742015800.

The previous prime is 844820888617. The next prime is 844820888633. The reversal of 844820888622 is 226888028448.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466235788 + ... + 466237599.

It is an arithmetic number, because the mean of its divisors is an integer number (106301966232).

Almost surely, 2^844820888622 is an apocalyptic number.

844820888622 is an abundant number, since it is smaller than the sum of its proper divisors (856010571090).

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

844820888622 is a wasteful number, since it uses less digits than its factorization.

844820888622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932473543.

The product of its (nonzero) digits is 25165824, while the sum is 60.

The spelling of 844820888622 in words is "eight hundred forty-four billion, eight hundred twenty million, eight hundred eighty-eight thousand, six hundred twenty-two".