2889640036 has 12 divisors (see below), whose sum is σ = 5058160128. Its totient is φ = 1444451432.

The previous prime is 2889640027. The next prime is 2889640043. The reversal of 2889640036 is 6300469882.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74116 + ... + 106171.

It is an arithmetic number, because the mean of its divisors is an integer number (421513344).

Almost surely, 2^2889640036 is an apocalyptic number.

It is an amenable number.

2889640036 is a deficient number, since it is larger than the sum of its proper divisors (2168520092).

2889640036 is a wasteful number, since it uses less digits than its factorization.

2889640036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184298 (or 184296 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 2889640036 is about 53755.3721594410. The cubic root of 2889640036 is about 1424.3429881469.

The spelling of 2889640036 in words is "two billion, eight hundred eighty-nine million, six hundred forty thousand, thirty-six".