2112091639767 has 6 divisors (see below), whose sum is σ = 3050799035232. Its totient is φ = 1408061093172.

The previous prime is 2112091639741. The next prime is 2112091639909. The reversal of 2112091639767 is 7679361902112.

2112091639767 is a `hidden beast` number, since 211 + 20 + 9 + 16 + 397 + 6 + 7 = 666.

It is not a de Polignac number, because 2112091639767 - 2⁷ = 2112091639639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112091639727) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117338424423 + ... + 117338424440.

It is an arithmetic number, because the mean of its divisors is an integer number (508466505872).

Almost surely, 2^{2112091639767} is an apocalyptic number.

2112091639767 is a deficient number, since it is larger than the sum of its proper divisors (938707395465).

2112091639767 is a wasteful number, since it uses less digits than its factorization.

2112091639767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234676848869 (or 234676848866 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 54.

The spelling of 2112091639767 in words is "two trillion, one hundred twelve billion, ninety-one million, six hundred thirty-nine thousand, seven hundred sixty-seven".