163860122340169 has 2 divisors, whose sum is σ = 163860122340170. Its totient is φ = 163860122340168.

The previous prime is 163860122340133. The next prime is 163860122340191. The reversal of 163860122340169 is 961043221068361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122793813450169 + 41066308890000 = 11081237^2 + 6408300^2 .

It is a cyclic number.

It is not a de Polignac number, because 163860122340169 - 2¹⁹ = 163860121815881 is a prime.

It is a super-2 number, since 2×163860122340169² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (163860122340269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81930061170084 + 81930061170085.

It is an arithmetic number, because the mean of its divisors is an integer number (81930061170085).

Almost surely, 2^{163860122340169} is an apocalyptic number.

It is an amenable number.

163860122340169 is a deficient number, since it is larger than the sum of its proper divisors (1).

163860122340169 is an equidigital number, since it uses as much as digits as its factorization.

163860122340169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 163860122340169 in words is "one hundred sixty-three trillion, eight hundred sixty billion, one hundred twenty-two million, three hundred forty thousand, one hundred sixty-nine".