42848999189 has 2 divisors, whose sum is σ = 42848999190. Its totient is φ = 42848999188.

The previous prime is 42848999173. The next prime is 42848999191. The reversal of 42848999189 is 98199984824.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29810784964 + 13038214225 = 172658^2 + 114185^2 .

It is a cyclic number.

It is not a de Polignac number, because 42848999189 - 2⁴ = 42848999173 is a prime.

Together with 42848999191, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42848999689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21424499594 + 21424499595.

It is an arithmetic number, because the mean of its divisors is an integer number (21424499595).

Almost surely, 2^42848999189 is an apocalyptic number.

It is an amenable number.

42848999189 is a deficient number, since it is larger than the sum of its proper divisors (1).

42848999189 is an equidigital number, since it uses as much as digits as its factorization.

42848999189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 107495424, while the sum is 71.

The spelling of 42848999189 in words is "forty-two billion, eight hundred forty-eight million, nine hundred ninety-nine thousand, one hundred eighty-nine".