167701673609 has 2 divisors, whose sum is σ = 167701673610. Its totient is φ = 167701673608.

The previous prime is 167701673597. The next prime is 167701673681. The reversal of 167701673609 is 906376107761.

167701673609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123761129209 + 43940544400 = 351797^2 + 209620^2 .

It is a cyclic number.

It is not a de Polignac number, because 167701673609 - 2³² = 163406706313 is a prime.

It is not a weakly prime, because it can be changed into another prime (167701273609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83850836804 + 83850836805.

It is an arithmetic number, because the mean of its divisors is an integer number (83850836805).

Almost surely, 2^167701673609 is an apocalyptic number.

It is an amenable number.

167701673609 is a deficient number, since it is larger than the sum of its proper divisors (1).

167701673609 is an equidigital number, since it uses as much as digits as its factorization.

167701673609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2000376, while the sum is 53.

The spelling of 167701673609 in words is "one hundred sixty-seven billion, seven hundred one million, six hundred seventy-three thousand, six hundred nine".