159098400169 has 2 divisors, whose sum is σ = 159098400170. Its totient is φ = 159098400168.

The previous prime is 159098400161. The next prime is 159098400187. The reversal of 159098400169 is 961004890951.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158871596569 + 226803600 = 398587^2 + 15060^2 .

It is a cyclic number.

It is not a de Polignac number, because 159098400169 - 2³ = 159098400161 is a prime.

It is a super-2 number, since 2×159098400169² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (159098400161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79549200084 + 79549200085.

It is an arithmetic number, because the mean of its divisors is an integer number (79549200085).

Almost surely, 2^159098400169 is an apocalyptic number.

It is an amenable number.

159098400169 is a deficient number, since it is larger than the sum of its proper divisors (1).

159098400169 is an equidigital number, since it uses as much as digits as its factorization.

159098400169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 52.

The spelling of 159098400169 in words is "one hundred fifty-nine billion, ninety-eight million, four hundred thousand, one hundred sixty-nine".