2789165264 has 20 divisors (see below), whose sum is σ = 5414640420. Its totient is φ = 1391838720.

The previous prime is 2789165213. The next prime is 2789165273. The reversal of 2789165264 is 4625619872.

It can be written as a sum of positive squares in 2 ways, for example, as 2617345600 + 171819664 = 51160^2 + 13108^2 .

It is a congruent 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, 163097 + ... + 179384.

It is an arithmetic number, because the mean of its divisors is an integer number (270732021).

Almost surely, 2^2789165264 is an apocalyptic number.

It is an amenable number.

2789165264 is a deficient number, since it is larger than the sum of its proper divisors (2625475156).

2789165264 is a wasteful number, since it uses less digits than its factorization.

2789165264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342998 (or 342992 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 50.

The square root of 2789165264 is about 52812.5483573743. The cubic root of 2789165264 is about 1407.6394054414.

The spelling of 2789165264 in words is "two billion, seven hundred eighty-nine million, one hundred sixty-five thousand, two hundred sixty-four".