50340090491 has 2 divisors, whose sum is σ = 50340090492. Its totient is φ = 50340090490.

The previous prime is 50340090469. The next prime is 50340090499. The reversal of 50340090491 is 19409004305.

50340090491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50340090491 - 2²² = 50335896187 is a prime.

It is not a weakly prime, because it can be changed into another prime (50340090499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25170045245 + 25170045246.

It is an arithmetic number, because the mean of its divisors is an integer number (25170045246).

Almost surely, 2^50340090491 is an apocalyptic number.

50340090491 is a deficient number, since it is larger than the sum of its proper divisors (1).

50340090491 is an equidigital number, since it uses as much as digits as its factorization.

50340090491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

Adding to 50340090491 its reverse (19409004305), we get a palindrome (69749094796).

The spelling of 50340090491 in words is "fifty billion, three hundred forty million, ninety thousand, four hundred ninety-one".