3855486589 has 4 divisors (see below), whose sum is σ = 3855797856. Its totient is φ = 3855175324.

The previous prime is 3855486553. The next prime is 3855486623. The reversal of 3855486589 is 9856845583.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3855486589 - 2⁹ = 3855486077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3855486529) 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, 136249 + ... + 162094.

It is an arithmetic number, because the mean of its divisors is an integer number (963949464).

Almost surely, 2^3855486589 is an apocalyptic number.

It is an amenable number.

3855486589 is a deficient number, since it is larger than the sum of its proper divisors (311267).

3855486589 is a wasteful number, since it uses less digits than its factorization.

3855486589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311266.

The product of its digits is 41472000, while the sum is 61.

The square root of 3855486589 is about 62092.5646837043. The cubic root of 3855486589 is about 1568.0493698283.

The spelling of 3855486589 in words is "three billion, eight hundred fifty-five million, four hundred eighty-six thousand, five hundred eighty-nine".