5161563213316 has 12 divisors (see below), whose sum is σ = 9276863613388. Its totient is φ = 2511030752352.

The previous prime is 5161563213311. The next prime is 5161563213319. The reversal of 5161563213316 is 6133123651615.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4929749852416 + 231813360900 = 2220304^2 + 481470^2 .

It is not an unprimeable number, because it can be changed into a prime (5161563213311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17437713411 + ... + 17437713706.

Almost surely, 2^{5161563213316} is an apocalyptic number.

It is an amenable number.

5161563213316 is a deficient number, since it is larger than the sum of its proper divisors (4115300400072).

5161563213316 is a wasteful number, since it uses less digits than its factorization.

5161563213316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34875427158 (or 34875427156 counting only the distinct ones).

The product of its digits is 291600, while the sum is 43.

The spelling of 5161563213316 in words is "five trillion, one hundred sixty-one billion, five hundred sixty-three million, two hundred thirteen thousand, three hundred sixteen".