5806349818 has 8 divisors (see below), whose sum is σ = 8710211412. Its totient is φ = 2902946016.

The previous prime is 5806349807. The next prime is 5806349819. The reversal of 5806349818 is 8189436085.

It can be written as a sum of positive squares in 2 ways, for example, as 4641288129 + 1165061689 = 68127^2 + 34133^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5806349819) 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, 80755 + ... + 134662.

Almost surely, 2^5806349818 is an apocalyptic number.

5806349818 is a deficient number, since it is larger than the sum of its proper divisors (2903861594).

5806349818 is a wasteful number, since it uses less digits than its factorization.

5806349818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228896.

The product of its (nonzero) digits is 1658880, while the sum is 52.

The square root of 5806349818 is about 76199.4082522955. The cubic root of 5806349818 is about 1797.3572141096.

The spelling of 5806349818 in words is "five billion, eight hundred six million, three hundred forty-nine thousand, eight hundred eighteen".