2885159889 has 6 divisors (see below), whose sum is σ = 4167453186. Its totient is φ = 1923439920.

The previous prime is 2885159881. The next prime is 2885159897. The reversal of 2885159889 is 9889515882.

2885159889 is a `hidden beast` number, since 28 + 8 + 515 + 98 + 8 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (2885159881) and next prime (2885159897).

It can be written as a sum of positive squares in only one way, i.e., 1803276225 + 1081883664 = 42465^2 + 32892^2 .

It is not a de Polignac number, because 2885159889 - 2³ = 2885159881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2885159881) 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 5 ways as a sum of consecutive naturals, for example, 160286652 + ... + 160286669.

It is an arithmetic number, because the mean of its divisors is an integer number (694575531).

Almost surely, 2^2885159889 is an apocalyptic number.

It is an amenable number.

2885159889 is a deficient number, since it is larger than the sum of its proper divisors (1282293297).

2885159889 is a wasteful number, since it uses less digits than its factorization.

2885159889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320573327 (or 320573324 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 63.

The square root of 2885159889 is about 53713.6843737236. The cubic root of 2885159889 is about 1423.6064988722.

The spelling of 2885159889 in words is "two billion, eight hundred eighty-five million, one hundred fifty-nine thousand, eight hundred eighty-nine".