42089769343 has 2 divisors, whose sum is σ = 42089769344. Its totient is φ = 42089769342.

The previous prime is 42089769341. The next prime is 42089769347. The reversal of 42089769343 is 34396798024.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42089769343 - 2¹ = 42089769341 is a prime.

Together with 42089769341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42089769341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21044884671 + 21044884672.

It is an arithmetic number, because the mean of its divisors is an integer number (21044884672).

Almost surely, 2^42089769343 is an apocalyptic number.

42089769343 is a deficient number, since it is larger than the sum of its proper divisors (1).

42089769343 is an equidigital number, since it uses as much as digits as its factorization.

42089769343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 55.

The spelling of 42089769343 in words is "forty-two billion, eighty-nine million, seven hundred sixty-nine thousand, three hundred forty-three".