2867783265 has 16 divisors (see below), whose sum is σ = 5098281600. Its totient is φ = 1529484336.

The previous prime is 2867783263. The next prime is 2867783273. The reversal of 2867783265 is 5623877682.

It is not a de Polignac number, because 2867783265 - 2¹ = 2867783263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2867783263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10621285 + ... + 10621554.

It is an arithmetic number, because the mean of its divisors is an integer number (318642600).

Almost surely, 2^2867783265 is an apocalyptic number.

It is an amenable number.

2867783265 is a deficient number, since it is larger than the sum of its proper divisors (2230498335).

2867783265 is a wasteful number, since it uses less digits than its factorization.

2867783265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21242853 (or 21242847 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 54.

The square root of 2867783265 is about 53551.6877885282. The cubic root of 2867783265 is about 1420.7427287209.

The spelling of 2867783265 in words is "two billion, eight hundred sixty-seven million, seven hundred eighty-three thousand, two hundred sixty-five".