3838585673128 has 32 divisors (see below), whose sum is σ = 7512004440360. Its totient is φ = 1837150981120.

The previous prime is 3838585673089. The next prime is 3838585673161. The reversal of 3838585673128 is 8213765858383.

It can be written as a sum of positive squares in 4 ways, for example, as 2800595556004 + 1037990117124 = 1673498^2 + 1018818^2 .

It is a super-2 number, since 2×3838585673128² (a number of 26 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 110388325 + ... + 110423092.

Almost surely, 2^{3838585673128} is an apocalyptic number.

It is an amenable number.

3838585673128 is a deficient number, since it is larger than the sum of its proper divisors (3673418767232).

3838585673128 is a wasteful number, since it uses less digits than its factorization.

3838585673128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220811517 (or 220811513 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 67.

The spelling of 3838585673128 in words is "three trillion, eight hundred thirty-eight billion, five hundred eighty-five million, six hundred seventy-three thousand, one hundred twenty-eight".