50673612722891 has 2 divisors, whose sum is σ = 50673612722892. Its totient is φ = 50673612722890.

The previous prime is 50673612722881. The next prime is 50673612722893. The reversal of 50673612722891 is 19822721637605.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50673612722891 is a prime.

Together with 50673612722893, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50673612722891.

It is not a weakly prime, because it can be changed into another prime (50673612722893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25336806361445 + 25336806361446.

It is an arithmetic number, because the mean of its divisors is an integer number (25336806361446).

Almost surely, 2^{50673612722891} is an apocalyptic number.

50673612722891 is a deficient number, since it is larger than the sum of its proper divisors (1).

50673612722891 is an equidigital number, since it uses as much as digits as its factorization.

50673612722891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15240960, while the sum is 59.

The spelling of 50673612722891 in words is "fifty trillion, six hundred seventy-three billion, six hundred twelve million, seven hundred twenty-two thousand, eight hundred ninety-one".