2665111116 has 24 divisors (see below), whose sum is σ = 6238469104. Its totient is φ = 885530880.

The previous prime is 2665111109. The next prime is 2665111123. The reversal of 2665111116 is 6111115662.

It is an interprime number because it is at equal distance from previous prime (2665111109) and next prime (2665111123).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351025 + ... + 358536.

Almost surely, 2^2665111116 is an apocalyptic number.

It is an amenable number.

2665111116 is an abundant number, since it is smaller than the sum of its proper divisors (3573357988).

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

2665111116 is a wasteful number, since it uses less digits than its factorization.

2665111116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709881 (or 709879 counting only the distinct ones).

The product of its digits is 2160, while the sum is 30.

The square root of 2665111116 is about 51624.7141977561. The cubic root of 2665111116 is about 1386.4528566064.

Adding to 2665111116 its reverse (6111115662), we get a palindrome (8776226778).

The spelling of 2665111116 in words is "two billion, six hundred sixty-five million, one hundred eleven thousand, one hundred sixteen".