3885371191128 has 64 divisors (see below), whose sum is σ = 11106390908160. Its totient is φ = 1109573018496.

The previous prime is 3885371191087. The next prime is 3885371191159. The reversal of 3885371191128 is 8211911735883.

It is a super-2 number, since 2×3885371191128² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5201475 + ... + 5901362.

It is an arithmetic number, because the mean of its divisors is an integer number (173537357940).

Almost surely, 2^{3885371191128} is an apocalyptic number.

It is an amenable number.

3885371191128 is an abundant number, since it is smaller than the sum of its proper divisors (7221019717032).

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

3885371191128 is a wasteful number, since it uses less digits than its factorization.

3885371191128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11104936 (or 11104932 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 57.

The spelling of 3885371191128 in words is "three trillion, eight hundred eighty-five billion, three hundred seventy-one million, one hundred ninety-one thousand, one hundred twenty-eight".