2789125264 has 20 divisors (see below), whose sum is σ = 5721809004. Its totient is φ = 1312529408.

The previous prime is 2789125219. The next prime is 2789125267. The reversal of 2789125264 is 4625219872.

It can be written as a sum of positive squares in 2 ways, for example, as 2458176400 + 330948864 = 49580^2 + 18192^2 .

It is a super-3 number, since 3×2789125264³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2789125267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5126797 + ... + 5127340.

Almost surely, 2^2789125264 is an apocalyptic number.

It is an amenable number.

2789125264 is an abundant number, since it is smaller than the sum of its proper divisors (2932683740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2789125264 is a wasteful number, since it uses less digits than its factorization.

2789125264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10254162 (or 10254156 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The square root of 2789125264 is about 52812.1696581385. The cubic root of 2789125264 is about 1407.6326763259.

The spelling of 2789125264 in words is "two billion, seven hundred eighty-nine million, one hundred twenty-five thousand, two hundred sixty-four".