2667068136427 has 4 divisors (see below), whose sum is σ = 2667113996176. Its totient is φ = 2667022276680.

The previous prime is 2667068136413. The next prime is 2667068136433. The reversal of 2667068136427 is 7246318607662.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2667068136427 is a prime.

It is a super-2 number, since 2×2667068136427² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2667068136407) 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, 22842528 + ... + 22958989.

It is an arithmetic number, because the mean of its divisors is an integer number (666778499044).

Almost surely, 2^{2667068136427} is an apocalyptic number.

2667068136427 is a deficient number, since it is larger than the sum of its proper divisors (45859749).

2667068136427 is an equidigital number, since it uses as much as digits as its factorization.

2667068136427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45859748.

The product of its (nonzero) digits is 24385536, while the sum is 58.

The spelling of 2667068136427 in words is "two trillion, six hundred sixty-seven billion, sixty-eight million, one hundred thirty-six thousand, four hundred twenty-seven".