167087818873 has 2 divisors, whose sum is σ = 167087818874. Its totient is φ = 167087818872.

The previous prime is 167087818841. The next prime is 167087818903. The reversal of 167087818873 is 378818780761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165749137129 + 1338681744 = 407123^2 + 36588^2 .

It is an emirp because it is prime and its reverse (378818780761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 167087818873 - 2⁵ = 167087818841 is a prime.

It is not a weakly prime, because it can be changed into another prime (167087816873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83543909436 + 83543909437.

It is an arithmetic number, because the mean of its divisors is an integer number (83543909437).

Almost surely, 2^167087818873 is an apocalyptic number.

It is an amenable number.

167087818873 is a deficient number, since it is larger than the sum of its proper divisors (1).

167087818873 is an equidigital number, since it uses as much as digits as its factorization.

167087818873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25288704, while the sum is 64.

The spelling of 167087818873 in words is "one hundred sixty-seven billion, eighty-seven million, eight hundred eighteen thousand, eight hundred seventy-three".