42850710343849 has 2 divisors, whose sum is σ = 42850710343850. Its totient is φ = 42850710343848.

The previous prime is 42850710343799. The next prime is 42850710343901. The reversal of 42850710343849 is 94834301705824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42663013446249 + 187696897600 = 6531693^2 + 433240^2 .

It is a cyclic number.

It is not a de Polignac number, because 42850710343849 - 2¹⁷ = 42850710212777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42850710343793 and 42850710343802.

It is not a weakly prime, because it can be changed into another prime (42850710343249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21425355171924 + 21425355171925.

It is an arithmetic number, because the mean of its divisors is an integer number (21425355171925).

Almost surely, 2^{42850710343849} is an apocalyptic number.

It is an amenable number.

42850710343849 is a deficient number, since it is larger than the sum of its proper divisors (1).

42850710343849 is an equidigital number, since it uses as much as digits as its factorization.

42850710343849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23224320, while the sum is 58.

The spelling of 42850710343849 in words is "forty-two trillion, eight hundred fifty billion, seven hundred ten million, three hundred forty-three thousand, eight hundred forty-nine".