50197809041 has 2 divisors, whose sum is σ = 50197809042. Its totient is φ = 50197809040.

The previous prime is 50197809029. The next prime is 50197809047. The reversal of 50197809041 is 14090879105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41526288400 + 8671520641 = 203780^2 + 93121^2 .

It is a cyclic number.

It is not a de Polignac number, because 50197809041 - 2⁶ = 50197808977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50197808983 and 50197809001.

It is not a weakly prime, because it can be changed into another prime (50197809047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25098904520 + 25098904521.

It is an arithmetic number, because the mean of its divisors is an integer number (25098904521).

Almost surely, 2^50197809041 is an apocalyptic number.

It is an amenable number.

50197809041 is a deficient number, since it is larger than the sum of its proper divisors (1).

50197809041 is an equidigital number, since it uses as much as digits as its factorization.

50197809041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 44.

The spelling of 50197809041 in words is "fifty billion, one hundred ninety-seven million, eight hundred nine thousand, forty-one".