842140828176 has 80 divisors (see below), whose sum is σ = 2198621404224. Its totient is φ = 277735882752.

The previous prime is 842140828163. The next prime is 842140828219. The reversal of 842140828176 is 671828041248.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16489336 + ... + 16540328.

Almost surely, 2^842140828176 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 842140828176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1099310702112).

842140828176 is an abundant number, since it is smaller than the sum of its proper divisors (1356480576048).

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

842140828176 is a wasteful number, since it uses less digits than its factorization.

842140828176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54648 (or 54642 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 51.

The spelling of 842140828176 in words is "eight hundred forty-two billion, one hundred forty million, eight hundred twenty-eight thousand, one hundred seventy-six".