50710572217 has 2 divisors, whose sum is σ = 50710572218. Its totient is φ = 50710572216.

The previous prime is 50710572203. The next prime is 50710572223. The reversal of 50710572217 is 71227501705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27114232896 + 23596339321 = 164664^2 + 153611^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50710572217 is a prime.

It is not a weakly prime, because it can be changed into another prime (50710572287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25355286108 + 25355286109.

It is an arithmetic number, because the mean of its divisors is an integer number (25355286109).

Almost surely, 2^50710572217 is an apocalyptic number.

It is an amenable number.

50710572217 is a deficient number, since it is larger than the sum of its proper divisors (1).

50710572217 is an equidigital number, since it uses as much as digits as its factorization.

50710572217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34300, while the sum is 37.

The spelling of 50710572217 in words is "fifty billion, seven hundred ten million, five hundred seventy-two thousand, two hundred seventeen".