50299878071 has 2 divisors, whose sum is σ = 50299878072. Its totient is φ = 50299878070.

The previous prime is 50299878047. The next prime is 50299878107. The reversal of 50299878071 is 17087899205.

Together with next prime (50299878107) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50299878071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50299877998 and 50299878016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50299878571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25149939035 + 25149939036.

It is an arithmetic number, because the mean of its divisors is an integer number (25149939036).

Almost surely, 2^50299878071 is an apocalyptic number.

50299878071 is a deficient number, since it is larger than the sum of its proper divisors (1).

50299878071 is an equidigital number, since it uses as much as digits as its factorization.

50299878071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 56.

The spelling of 50299878071 in words is "fifty billion, two hundred ninety-nine million, eight hundred seventy-eight thousand, seventy-one".