5606423181 has 10 divisors (see below), whose sum is σ = 8375027342. Its totient is φ = 3737615400.

The previous prime is 5606423159. The next prime is 5606423201. The reversal of 5606423181 is 1813246065.

It is a happy number.

5606423181 is a `hidden beast` number, since 5 + 6 + 0 + 642 + 3 + 1 + 8 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3165075081 + 2441348100 = 56259^2 + 49410^2 .

It is not a de Polignac number, because 5606423181 - 2⁶ = 5606423117 is a prime.

It is a super-2 number, since 2×5606423181² = 62863961768908317522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5606423111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34607470 + ... + 34607631.

Almost surely, 2^5606423181 is an apocalyptic number.

It is an amenable number.

5606423181 is a deficient number, since it is larger than the sum of its proper divisors (2768604161).

5606423181 is an equidigital number, since it uses as much as digits as its factorization.

5606423181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69215113 (or 69215104 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 5606423181 is about 74876.0521194861. The cubic root of 5606423181 is about 1776.4866926516.

The spelling of 5606423181 in words is "five billion, six hundred six million, four hundred twenty-three thousand, one hundred eighty-one".