50499989107 has 2 divisors, whose sum is σ = 50499989108. Its totient is φ = 50499989106.

The previous prime is 50499989101. The next prime is 50499989143. The reversal of 50499989107 is 70198999405.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50499989107 is a prime.

It is not a weakly prime, because it can be changed into another prime (50499989101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25249994553 + 25249994554.

It is an arithmetic number, because the mean of its divisors is an integer number (25249994554).

Almost surely, 2^50499989107 is an apocalyptic number.

50499989107 is a deficient number, since it is larger than the sum of its proper divisors (1).

50499989107 is an equidigital number, since it uses as much as digits as its factorization.

50499989107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7348320, while the sum is 61.

The spelling of 50499989107 in words is "fifty billion, four hundred ninety-nine million, nine hundred eighty-nine thousand, one hundred seven".