84342325856 has 48 divisors (see below), whose sum is σ = 172027573200. Its totient is φ = 40657064448.

The previous prime is 84342325841. The next prime is 84342325861. The reversal of 84342325856 is 65852324348.

It is a super-2 number, since 2×84342325856² (a number of 23 digits) contains 22 as substring.

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, 567290 + ... + 700358.

It is an arithmetic number, because the mean of its divisors is an integer number (3583907775).

Almost surely, 2^84342325856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84342325856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86013786600).

84342325856 is an abundant number, since it is smaller than the sum of its proper divisors (87685247344).

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

84342325856 is a wasteful number, since it uses less digits than its factorization.

84342325856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133791 (or 133783 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 50.

The spelling of 84342325856 in words is "eighty-four billion, three hundred forty-two million, three hundred twenty-five thousand, eight hundred fifty-six".