4381286836836 has 384 divisors, whose sum is σ = 14047775723520. Its totient is φ = 1028508254208.

The previous prime is 4381286836813. The next prime is 4381286836841. The reversal of 4381286836836 is 6386386821834.

4381286836836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 209150115 + ... + 209171061.

It is an arithmetic number, because the mean of its divisors is an integer number (36582749280).

Almost surely, 2^{4381286836836} 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 4381286836836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7023887861760).

4381286836836 is an abundant number, since it is smaller than the sum of its proper divisors (9666488886684).

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

4381286836836 is a wasteful number, since it uses less digits than its factorization.

4381286836836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21603 (or 21601 counting only the distinct ones).

The product of its digits is 191102976, while the sum is 66.

The spelling of 4381286836836 in words is "four trillion, three hundred eighty-one billion, two hundred eighty-six million, eight hundred thirty-six thousand, eight hundred thirty-six".