5055506161 has 2 divisors, whose sum is σ = 5055506162. Its totient is φ = 5055506160.

The previous prime is 5055506101. The next prime is 5055506207. The reversal of 5055506161 is 1616055505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4714882225 + 340623936 = 68665^2 + 18456^2 .

It is a cyclic number.

It is not a de Polignac number, because 5055506161 - 2²⁷ = 4921288433 is a prime.

It is not a weakly prime, because it can be changed into another prime (5055506101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527753080 + 2527753081.

It is an arithmetic number, because the mean of its divisors is an integer number (2527753081).

Almost surely, 2^5055506161 is an apocalyptic number.

It is an amenable number.

5055506161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5055506161 is an equidigital number, since it uses as much as digits as its factorization.

5055506161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 34.

The square root of 5055506161 is about 71102.0826769512. The cubic root of 5055506161 is about 1716.2802886022.

The spelling of 5055506161 in words is "five billion, fifty-five million, five hundred six thousand, one hundred sixty-one".