167828430169 has 2 divisors, whose sum is σ = 167828430170. Its totient is φ = 167828430168.

The previous prime is 167828430151. The next prime is 167828430193. The reversal of 167828430169 is 961034828761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144978177600 + 22850252569 = 380760^2 + 151163^2 .

It is a cyclic number.

It is not a de Polignac number, because 167828430169 - 2¹¹ = 167828428121 is a prime.

It is a super-2 number, since 2×167828430169² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (167828430139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83914215084 + 83914215085.

It is an arithmetic number, because the mean of its divisors is an integer number (83914215085).

Almost surely, 2^167828430169 is an apocalyptic number.

It is an amenable number.

167828430169 is a deficient number, since it is larger than the sum of its proper divisors (1).

167828430169 is an equidigital number, since it uses as much as digits as its factorization.

167828430169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3483648, while the sum is 55.

The spelling of 167828430169 in words is "one hundred sixty-seven billion, eight hundred twenty-eight million, four hundred thirty thousand, one hundred sixty-nine".