5317799818 has 8 divisors (see below), whose sum is σ = 8445917412. Its totient is φ = 2502494016.

The previous prime is 5317799807. The next prime is 5317799821. The reversal of 5317799818 is 8189977135.

It can be written as a sum of positive squares in 2 ways, for example, as 4927618809 + 390181009 = 70197^2 + 19753^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78202905 + ... + 78202972.

Almost surely, 2^5317799818 is an apocalyptic number.

5317799818 is a deficient number, since it is larger than the sum of its proper divisors (3128117594).

5317799818 is a wasteful number, since it uses less digits than its factorization.

5317799818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156405896.

The product of its digits is 3810240, while the sum is 58.

The square root of 5317799818 is about 72923.2460742115. The cubic root of 5317799818 is about 1745.4630580917.

The spelling of 5317799818 in words is "five billion, three hundred seventeen million, seven hundred ninety-nine thousand, eight hundred eighteen".