50938445993 has 2 divisors, whose sum is σ = 50938445994. Its totient is φ = 50938445992.

The previous prime is 50938445983. The next prime is 50938446019. The reversal of 50938445993 is 39954483905.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49609989289 + 1328456704 = 222733^2 + 36448^2 .

It is a cyclic number.

It is not a de Polignac number, because 50938445993 - 2¹⁰ = 50938444969 is a prime.

It is not a weakly prime, because it can be changed into another prime (50938445923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25469222996 + 25469222997.

It is an arithmetic number, because the mean of its divisors is an integer number (25469222997).

Almost surely, 2^50938445993 is an apocalyptic number.

It is an amenable number.

50938445993 is a deficient number, since it is larger than the sum of its proper divisors (1).

50938445993 is an equidigital number, since it uses as much as digits as its factorization.

50938445993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20995200, while the sum is 59.

The spelling of 50938445993 in words is "fifty billion, nine hundred thirty-eight million, four hundred forty-five thousand, nine hundred ninety-three".