840883848816 has 240 divisors, whose sum is σ = 2433910469760. Its totient is φ = 249904089600.

The previous prime is 840883848811. The next prime is 840883848817. The reversal of 840883848816 is 618848388048.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (840883848811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157969131 + ... + 157974453.

It is an arithmetic number, because the mean of its divisors is an integer number (10141293624).

Almost surely, 2^840883848816 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 840883848816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1216955234880).

840883848816 is an abundant number, since it is smaller than the sum of its proper divisors (1593026620944).

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

840883848816 is a wasteful number, since it uses less digits than its factorization.

840883848816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5876 (or 5859 counting only the distinct ones).

The product of its (nonzero) digits is 75497472, while the sum is 66.

The spelling of 840883848816 in words is "eight hundred forty billion, eight hundred eighty-three million, eight hundred forty-eight thousand, eight hundred sixteen".