42850413734369 has 2 divisors, whose sum is σ = 42850413734370. Its totient is φ = 42850413734368.

The previous prime is 42850413734311. The next prime is 42850413734383. The reversal of 42850413734369 is 96343731405824.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25921468063969 + 16928945670400 = 5091313^2 + 4114480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42850413734369 is a prime.

It is a super-2 number, since 2×42850413734369² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42850413734309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21425206867184 + 21425206867185.

It is an arithmetic number, because the mean of its divisors is an integer number (21425206867185).

It is a 1-persistent number, because it is pandigital, but 2⋅42850413734369 = 85700827468738 is not.

Almost surely, 2^{42850413734369} is an apocalyptic number.

It is an amenable number.

42850413734369 is a deficient number, since it is larger than the sum of its proper divisors (1).

42850413734369 is an equidigital number, since it uses as much as digits as its factorization.

42850413734369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52254720, while the sum is 59.

The spelling of 42850413734369 in words is "forty-two trillion, eight hundred fifty billion, four hundred thirteen million, seven hundred thirty-four thousand, three hundred sixty-nine".