42089769341 has 2 divisors, whose sum is σ = 42089769342. Its totient is φ = 42089769340.

The previous prime is 42089769307. The next prime is 42089769343. The reversal of 42089769341 is 14396798024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41162323225 + 927446116 = 202885^2 + 30454^2 .

It is a cyclic number.

It is not a de Polignac number, because 42089769341 - 2¹⁰ = 42089768317 is a prime.

It is a Sophie Germain prime.

Together with 42089769343, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42089769343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21044884670 + 21044884671.

It is an arithmetic number, because the mean of its divisors is an integer number (21044884671).

Almost surely, 2^42089769341 is an apocalyptic number.

It is an amenable number.

42089769341 is a deficient number, since it is larger than the sum of its proper divisors (1).

42089769341 is an equidigital number, since it uses as much as digits as its factorization.

42089769341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 42089769341 in words is "forty-two billion, eighty-nine million, seven hundred sixty-nine thousand, three hundred forty-one".