50238121481 has 2 divisors, whose sum is σ = 50238121482. Its totient is φ = 50238121480.

The previous prime is 50238121471. The next prime is 50238121499. The reversal of 50238121481 is 18412183205.

50238121481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44810115856 + 5428005625 = 211684^2 + 73675^2 .

It is a cyclic number.

It is not a de Polignac number, because 50238121481 - 2¹⁸ = 50237859337 is a prime.

It is a super-2 number, since 2×50238121481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50238121411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25119060740 + 25119060741.

It is an arithmetic number, because the mean of its divisors is an integer number (25119060741).

Almost surely, 2^50238121481 is an apocalyptic number.

It is an amenable number.

50238121481 is a deficient number, since it is larger than the sum of its proper divisors (1).

50238121481 is an equidigital number, since it uses as much as digits as its factorization.

50238121481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 35.

The spelling of 50238121481 in words is "fifty billion, two hundred thirty-eight million, one hundred twenty-one thousand, four hundred eighty-one".