689216044422 has 8 divisors (see below), whose sum is σ = 1378432088856. Its totient is φ = 229738681472.

The previous prime is 689216044357. The next prime is 689216044423. The reversal of 689216044422 is 224440612986.

It is a sphenic number, since it is the product of 3 distinct primes.

689216044422 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (689216044423) 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 3 ways as a sum of consecutive naturals, for example, 57434670363 + ... + 57434670374.

It is an arithmetic number, because the mean of its divisors is an integer number (172304011107).

Almost surely, 2^689216044422 is an apocalyptic number.

689216044422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

689216044422 is a wasteful number, since it uses less digits than its factorization.

689216044422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114869340742.

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 689216044422 in words is "six hundred eighty-nine billion, two hundred sixteen million, forty-four thousand, four hundred twenty-two".