50521722107 has 2 divisors, whose sum is σ = 50521722108. Its totient is φ = 50521722106.

The previous prime is 50521722071. The next prime is 50521722109. The reversal of 50521722107 is 70122712505.

Together with previous prime (50521722071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50521722107 - 2⁸ = 50521721851 is a prime.

Together with 50521722109, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50521722109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25260861053 + 25260861054.

It is an arithmetic number, because the mean of its divisors is an integer number (25260861054).

Almost surely, 2^50521722107 is an apocalyptic number.

50521722107 is a deficient number, since it is larger than the sum of its proper divisors (1).

50521722107 is an equidigital number, since it uses as much as digits as its factorization.

50521722107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9800, while the sum is 32.

The spelling of 50521722107 in words is "fifty billion, five hundred twenty-one million, seven hundred twenty-two thousand, one hundred seven".