42334342340189 has 2 divisors, whose sum is σ = 42334342340190. Its totient is φ = 42334342340188.

The previous prime is 42334342340117. The next prime is 42334342340219. The reversal of 42334342340189 is 98104324343324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41043460071289 + 1290882268900 = 6406517^2 + 1136170^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42334342340189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42334342340489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21167171170094 + 21167171170095.

It is an arithmetic number, because the mean of its divisors is an integer number (21167171170095).

Almost surely, 2^{42334342340189} is an apocalyptic number.

It is an amenable number.

42334342340189 is a deficient number, since it is larger than the sum of its proper divisors (1).

42334342340189 is an equidigital number, since it uses as much as digits as its factorization.

42334342340189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5971968, while the sum is 50.

The spelling of 42334342340189 in words is "forty-two trillion, three hundred thirty-four billion, three hundred forty-two million, three hundred forty thousand, one hundred eighty-nine".