50550004993 has 2 divisors, whose sum is σ = 50550004994. Its totient is φ = 50550004992.

The previous prime is 50550004961. The next prime is 50550005021. The reversal of 50550004993 is 39940005505.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33464116624 + 17085888369 = 182932^2 + 130713^2 .

It is a cyclic number.

It is not a de Polignac number, because 50550004993 - 2⁵ = 50550004961 is a prime.

It is not a weakly prime, because it can be changed into another prime (50550094993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25275002496 + 25275002497.

It is an arithmetic number, because the mean of its divisors is an integer number (25275002497).

Almost surely, 2^50550004993 is an apocalyptic number.

It is an amenable number.

50550004993 is a deficient number, since it is larger than the sum of its proper divisors (1).

50550004993 is an equidigital number, since it uses as much as digits as its factorization.

50550004993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 121500, while the sum is 40.

The spelling of 50550004993 in words is "fifty billion, five hundred fifty million, four thousand, nine hundred ninety-three".