42350853851 has 2 divisors, whose sum is σ = 42350853852. Its totient is φ = 42350853850.

The previous prime is 42350853847. The next prime is 42350853907. The reversal of 42350853851 is 15835805324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42350853851 - 2² = 42350853847 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (42350853841) 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, 21175426925 + 21175426926.

It is an arithmetic number, because the mean of its divisors is an integer number (21175426926).

Almost surely, 2^42350853851 is an apocalyptic number.

42350853851 is a deficient number, since it is larger than the sum of its proper divisors (1).

42350853851 is an equidigital number, since it uses as much as digits as its factorization.

42350853851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576000, while the sum is 44.

The spelling of 42350853851 in words is "forty-two billion, three hundred fifty million, eight hundred fifty-three thousand, eight hundred fifty-one".