2166830489267 has 2 divisors, whose sum is σ = 2166830489268. Its totient is φ = 2166830489266.

The previous prime is 2166830489237. The next prime is 2166830489269. The reversal of 2166830489267 is 7629840386612.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2166830489267 - 2²⁴ = 2166813712051 is a prime.

Together with 2166830489269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2166830489269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1083415244633 + 1083415244634.

It is an arithmetic number, because the mean of its divisors is an integer number (1083415244634).

Almost surely, 2^{2166830489267} is an apocalyptic number.

2166830489267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2166830489267 is an equidigital number, since it uses as much as digits as its factorization.

2166830489267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41803776, while the sum is 62.

The spelling of 2166830489267 in words is "two trillion, one hundred sixty-six billion, eight hundred thirty million, four hundred eighty-nine thousand, two hundred sixty-seven".