3838470887320 has 128 divisors (see below), whose sum is σ = 9076624128000. Its totient is φ = 1458961620480.

The previous prime is 3838470887243. The next prime is 3838470887333. The reversal of 3838470887320 is 237880748383.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28432699 + ... + 28567381.

It is an arithmetic number, because the mean of its divisors is an integer number (70911126000).

Almost surely, 2^{3838470887320} 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 3838470887320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4538312064000).

3838470887320 is an abundant number, since it is smaller than the sum of its proper divisors (5238153240680).

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

3838470887320 is a wasteful number, since it uses less digits than its factorization.

3838470887320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135113 (or 135109 counting only the distinct ones).

The product of its (nonzero) digits is 43352064, while the sum is 61.

The spelling of 3838470887320 in words is "three trillion, eight hundred thirty-eight billion, four hundred seventy million, eight hundred eighty-seven thousand, three hundred twenty".