50808440717 has 2 divisors, whose sum is σ = 50808440718. Its totient is φ = 50808440716.

The previous prime is 50808440687. The next prime is 50808440819. The reversal of 50808440717 is 71704480805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43471833001 + 7336607716 = 208499^2 + 85654^2 .

It is a cyclic number.

It is not a de Polignac number, because 50808440717 - 2¹² = 50808436621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50808470717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25404220358 + 25404220359.

It is an arithmetic number, because the mean of its divisors is an integer number (25404220359).

Almost surely, 2^50808440717 is an apocalyptic number.

It is an amenable number.

50808440717 is a deficient number, since it is larger than the sum of its proper divisors (1).

50808440717 is an equidigital number, since it uses as much as digits as its factorization.

50808440717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 250880, while the sum is 44.

The spelling of 50808440717 in words is "fifty billion, eight hundred eight million, four hundred forty thousand, seven hundred seventeen".