342188398161 has 6 divisors (see below), whose sum is σ = 494272130690. Its totient is φ = 228125598768.

The previous prime is 342188398159. The next prime is 342188398171. The reversal of 342188398161 is 161893881243.

342188398161 is a `hidden beast` number, since 3 + 421 + 8 + 83 + 9 + 81 + 61 = 666.

It can be written as a sum of positive squares in only one way, i.e., 274910413761 + 67277984400 = 524319^2 + 259380^2 .

It is not a de Polignac number, because 342188398161 - 2¹ = 342188398159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342188398098 and 342188398107.

It is not an unprimeable number, because it can be changed into a prime (342188398171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19010466556 + ... + 19010466573.

Almost surely, 2^342188398161 is an apocalyptic number.

It is an amenable number.

342188398161 is a deficient number, since it is larger than the sum of its proper divisors (152083732529).

342188398161 is a wasteful number, since it uses less digits than its factorization.

342188398161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38020933135 (or 38020933132 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 54.

The spelling of 342188398161 in words is "three hundred forty-two billion, one hundred eighty-eight million, three hundred ninety-eight thousand, one hundred sixty-one".