3855538886 has 8 divisors (see below), whose sum is σ = 5786278464. Its totient is φ = 1926779400.

The previous prime is 3855538871. The next prime is 3855538889. The reversal of 3855538886 is 6888355583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3855538889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490145 + ... + 497948.

It is an arithmetic number, because the mean of its divisors is an integer number (723284808).

Almost surely, 2^3855538886 is an apocalyptic number.

3855538886 is a deficient number, since it is larger than the sum of its proper divisors (1930739578).

3855538886 is a wasteful number, since it uses less digits than its factorization.

3855538886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990046.

The product of its digits is 27648000, while the sum is 59.

The square root of 3855538886 is about 62092.9858035511. The cubic root of 3855538886 is about 1568.0564596301.

The spelling of 3855538886 in words is "three billion, eight hundred fifty-five million, five hundred thirty-eight thousand, eight hundred eighty-six".