2667861167 has 4 divisors (see below), whose sum is σ = 2694275736. Its totient is φ = 2641446600.

The previous prime is 2667861137. The next prime is 2667861181. The reversal of 2667861167 is 7611687662.

2667861167 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2667861167 - 2²⁴ = 2651083951 is a prime.

It is a super-3 number, since 3×2667861167³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2667861107) 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, 13207133 + ... + 13207334.

It is an arithmetic number, because the mean of its divisors is an integer number (673568934).

Almost surely, 2^2667861167 is an apocalyptic number.

2667861167 is a deficient number, since it is larger than the sum of its proper divisors (26414569).

2667861167 is a wasteful number, since it uses less digits than its factorization.

2667861167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26414568.

The product of its digits is 1016064, while the sum is 50.

The square root of 2667861167 is about 51651.3423542893. The cubic root of 2667861167 is about 1386.9295728614.

The spelling of 2667861167 in words is "two billion, six hundred sixty-seven million, eight hundred sixty-one thousand, one hundred sixty-seven".