50643354079 has 2 divisors, whose sum is σ = 50643354080. Its totient is φ = 50643354078.

The previous prime is 50643354077. The next prime is 50643354089. The reversal of 50643354079 is 97045334605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50643354079 - 2¹ = 50643354077 is a prime.

Together with 50643354077, 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 (50643354077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25321677039 + 25321677040.

It is an arithmetic number, because the mean of its divisors is an integer number (25321677040).

Almost surely, 2^50643354079 is an apocalyptic number.

50643354079 is a deficient number, since it is larger than the sum of its proper divisors (1).

50643354079 is an equidigital number, since it uses as much as digits as its factorization.

50643354079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 50643354079 in words is "fifty billion, six hundred forty-three million, three hundred fifty-four thousand, seventy-nine".