5523616161 has 24 divisors (see below), whose sum is σ = 9120697664. Its totient is φ = 3155539680.

The previous prime is 5523616159. The next prime is 5523616187. The reversal of 5523616161 is 1616163255.

5523616161 is a `hidden beast` number, since 5 + 5 + 2 + 36 + 1 + 616 + 1 = 666.

It is not a de Polignac number, because 5523616161 - 2¹ = 5523616159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5523616261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 305391 + ... + 322971.

Almost surely, 2^5523616161 is an apocalyptic number.

It is an amenable number.

5523616161 is a deficient number, since it is larger than the sum of its proper divisors (3597081503).

5523616161 is a wasteful number, since it uses less digits than its factorization.

5523616161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22581 (or 22578 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 5523616161 is about 74321.0344451690. The cubic root of 5523616161 is about 1767.6970230513.

The spelling of 5523616161 in words is "five billion, five hundred twenty-three million, six hundred sixteen thousand, one hundred sixty-one".