42334210189 has 2 divisors, whose sum is σ = 42334210190. Its totient is φ = 42334210188.

The previous prime is 42334210183. The next prime is 42334210223. The reversal of 42334210189 is 98101243324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39465000964 + 2869209225 = 198658^2 + 53565^2 .

It is a cyclic number.

It is not a de Polignac number, because 42334210189 - 2¹³ = 42334201997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42334210183) 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 as a sum of consecutive naturals, namely, 21167105094 + 21167105095.

It is an arithmetic number, because the mean of its divisors is an integer number (21167105095).

Almost surely, 2^42334210189 is an apocalyptic number.

It is an amenable number.

42334210189 is a deficient number, since it is larger than the sum of its proper divisors (1).

42334210189 is an equidigital number, since it uses as much as digits as its factorization.

42334210189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 42334210189 in words is "forty-two billion, three hundred thirty-four million, two hundred ten thousand, one hundred eighty-nine".