3856144089 has 8 divisors (see below), whose sum is σ = 5876029120. Its totient is φ = 2203510896.

The previous prime is 3856144087. The next prime is 3856144091. The reversal of 3856144089 is 9804416583.

It is an interprime number because it is at equal distance from previous prime (3856144087) and next prime (3856144091).

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

It is not a de Polignac number, because 3856144089 - 2¹ = 3856144087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3856144081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91812934 + ... + 91812975.

It is an arithmetic number, because the mean of its divisors is an integer number (734503640).

Almost surely, 2^3856144089 is an apocalyptic number.

It is an amenable number.

3856144089 is a deficient number, since it is larger than the sum of its proper divisors (2019885031).

3856144089 is a wasteful number, since it uses less digits than its factorization.

3856144089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183625919.

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 3856144089 is about 62097.8589727536. The cubic root of 3856144089 is about 1568.1385011511.

The spelling of 3856144089 in words is "three billion, eight hundred fifty-six million, one hundred forty-four thousand, eighty-nine".