5050055050091 has 2 divisors, whose sum is σ = 5050055050092. Its totient is φ = 5050055050090.

The previous prime is 5050055050049. The next prime is 5050055050093. The reversal of 5050055050091 is 1900505500505.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5050055050091 is a prime.

It is a super-2 number, since 2×5050055050091² (a number of 26 digits) contains 22 as substring.

Together with 5050055050093, 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 (5050055050093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525027525045 + 2525027525046.

It is an arithmetic number, because the mean of its divisors is an integer number (2525027525046).

Almost surely, 2^{5050055050091} is an apocalyptic number.

5050055050091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5050055050091 is an equidigital number, since it uses as much as digits as its factorization.

5050055050091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28125, while the sum is 35.

The spelling of 5050055050091 in words is "five trillion, fifty billion, fifty-five million, fifty thousand, ninety-one".