50000405443 has 2 divisors, whose sum is σ = 50000405444. Its totient is φ = 50000405442.

The previous prime is 50000405417. The next prime is 50000405489. The reversal of 50000405443 is 34450400005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50000405443 - 2⁹ = 50000404931 is a prime.

It is not a weakly prime, because it can be changed into another prime (50000405743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25000202721 + 25000202722.

It is an arithmetic number, because the mean of its divisors is an integer number (25000202722).

Almost surely, 2^50000405443 is an apocalyptic number.

50000405443 is a deficient number, since it is larger than the sum of its proper divisors (1).

50000405443 is an equidigital number, since it uses as much as digits as its factorization.

50000405443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 50000405443 its reverse (34450400005), we get a palindrome (84450805448).

The spelling of 50000405443 in words is "fifty billion, four hundred five thousand, four hundred forty-three".