5544636161 has 8 divisors (see below), whose sum is σ = 5856601344. Its totient is φ = 5240990160.

The previous prime is 5544636143. The next prime is 5544636203. The reversal of 5544636161 is 1616364455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5544636161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5544636061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2078426 + ... + 2081091.

It is an arithmetic number, because the mean of its divisors is an integer number (732075168).

Almost surely, 2^5544636161 is an apocalyptic number.

It is an amenable number.

5544636161 is a deficient number, since it is larger than the sum of its proper divisors (311965183).

5544636161 is a wasteful number, since it uses less digits than its factorization.

5544636161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4159591.

The product of its digits is 259200, while the sum is 41.

The square root of 5544636161 is about 74462.3136962585. The cubic root of 5544636161 is about 1769.9364954287.

The spelling of 5544636161 in words is "five billion, five hundred forty-four million, six hundred thirty-six thousand, one hundred sixty-one".