4120840385616 has 80 divisors (see below), whose sum is σ = 10747508633280. Its totient is φ = 1360469268480.

The previous prime is 4120840385537. The next prime is 4120840385621. The reversal of 4120840385616 is 6165830480214.

It is a Harshad number since it is a multiple of its sum of digits (48).

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 15 ways as a sum of consecutive naturals, for example, 7215475 + ... + 7765613.

It is an arithmetic number, because the mean of its divisors is an integer number (134343857916).

Almost surely, 2^{4120840385616} 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 4120840385616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5373754316640).

4120840385616 is an abundant number, since it is smaller than the sum of its proper divisors (6626668247664).

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

4120840385616 is a wasteful number, since it uses less digits than its factorization.

4120840385616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551644 (or 551638 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 4120840385616 in words is "four trillion, one hundred twenty billion, eight hundred forty million, three hundred eighty-five thousand, six hundred sixteen".