342188398171 has 2 divisors, whose sum is σ = 342188398172. Its totient is φ = 342188398170.

The previous prime is 342188398159. The next prime is 342188398259. The reversal of 342188398171 is 171893881243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342188398171 - 2²¹ = 342186301019 is a prime.

It is a super-2 number, since 2×342188398171² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (342188398271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171094199085 + 171094199086.

It is an arithmetic number, because the mean of its divisors is an integer number (171094199086).

Almost surely, 2^342188398171 is an apocalyptic number.

342188398171 is a deficient number, since it is larger than the sum of its proper divisors (1).

342188398171 is an equidigital number, since it uses as much as digits as its factorization.

342188398171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 55.

The spelling of 342188398171 in words is "three hundred forty-two billion, one hundred eighty-eight million, three hundred ninety-eight thousand, one hundred seventy-one".