50442415217 has 2 divisors, whose sum is σ = 50442415218. Its totient is φ = 50442415216.

The previous prime is 50442415211. The next prime is 50442415229. The reversal of 50442415217 is 71251424405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44967747136 + 5474668081 = 212056^2 + 73991^2 .

It is a cyclic number.

It is not a de Polignac number, because 50442415217 - 2¹⁰ = 50442414193 is a prime.

It is not a weakly prime, because it can be changed into another prime (50442415211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25221207608 + 25221207609.

It is an arithmetic number, because the mean of its divisors is an integer number (25221207609).

Almost surely, 2^50442415217 is an apocalyptic number.

It is an amenable number.

50442415217 is a deficient number, since it is larger than the sum of its proper divisors (1).

50442415217 is an equidigital number, since it uses as much as digits as its factorization.

50442415217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44800, while the sum is 35.

The spelling of 50442415217 in words is "fifty billion, four hundred forty-two million, four hundred fifteen thousand, two hundred seventeen".