5609180181 has 12 divisors (see below), whose sum is σ = 8220617216. Its totient is φ = 3399502920.

The previous prime is 5609180179. The next prime is 5609180183. The reversal of 5609180181 is 1810819065.

It is an interprime number because it is at equal distance from previous prime (5609180179) and next prime (5609180183).

It is not a de Polignac number, because 5609180181 - 2¹ = 5609180179 is a prime.

It is a super-2 number, since 2×5609180181² = 62925804605846385522, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5609180183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7725781 + ... + 7726506.

Almost surely, 2^5609180181 is an apocalyptic number.

It is an amenable number.

5609180181 is a deficient number, since it is larger than the sum of its proper divisors (2611437035).

5609180181 is a wasteful number, since it uses less digits than its factorization.

5609180181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15452312 (or 15452301 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 39.

The square root of 5609180181 is about 74894.4602824535. The cubic root of 5609180181 is about 1776.7778450812. Note that the first 3 decimals are identical.

The spelling of 5609180181 in words is "five billion, six hundred nine million, one hundred eighty thousand, one hundred eighty-one".