6706220167 has 2 divisors, whose sum is σ = 6706220168. Its totient is φ = 6706220166.

The previous prime is 6706220149. The next prime is 6706220179. The reversal of 6706220167 is 7610226076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6706220167 - 2¹⁵ = 6706187399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6706220467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3353110083 + 3353110084.

It is an arithmetic number, because the mean of its divisors is an integer number (3353110084).

Almost surely, 2^6706220167 is an apocalyptic number.

6706220167 is a deficient number, since it is larger than the sum of its proper divisors (1).

6706220167 is an equidigital number, since it uses as much as digits as its factorization.

6706220167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 6706220167 is about 81891.5146214796. The cubic root of 6706220167 is about 1885.7868476606.

The spelling of 6706220167 in words is "six billion, seven hundred six million, two hundred twenty thousand, one hundred sixty-seven".