167077485831617 has 2 divisors, whose sum is σ = 167077485831618. Its totient is φ = 167077485831616.

The previous prime is 167077485831611. The next prime is 167077485831643. The reversal of 167077485831617 is 716138584770761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135722872800256 + 31354613031361 = 11650016^2 + 5599519^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-167077485831617 is a prime.

It is not a weakly prime, because it can be changed into another prime (167077485831611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83538742915808 + 83538742915809.

It is an arithmetic number, because the mean of its divisors is an integer number (83538742915809).

Almost surely, 2^{167077485831617} is an apocalyptic number.

It is an amenable number.

167077485831617 is a deficient number, since it is larger than the sum of its proper divisors (1).

167077485831617 is an equidigital number, since it uses as much as digits as its factorization.

167077485831617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331914240, while the sum is 71.

The spelling of 167077485831617 in words is "one hundred sixty-seven trillion, seventy-seven billion, four hundred eighty-five million, eight hundred thirty-one thousand, six hundred seventeen".