50741220139 has 2 divisors, whose sum is σ = 50741220140. Its totient is φ = 50741220138.

The previous prime is 50741220137. The next prime is 50741220149. The reversal of 50741220139 is 93102214705.

It is a happy number.

50741220139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50741220139 - 2¹ = 50741220137 is a prime.

Together with 50741220137, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (50741220137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25370610069 + 25370610070.

It is an arithmetic number, because the mean of its divisors is an integer number (25370610070).

Almost surely, 2^50741220139 is an apocalyptic number.

50741220139 is a deficient number, since it is larger than the sum of its proper divisors (1).

50741220139 is an equidigital number, since it uses as much as digits as its factorization.

50741220139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 50741220139 in words is "fifty billion, seven hundred forty-one million, two hundred twenty thousand, one hundred thirty-nine".