5430657818 has 8 divisors (see below), whose sum is σ = 8157478260. Its totient is φ = 2711498400.

The previous prime is 5430657809. The next prime is 5430657821. The reversal of 5430657818 is 8187560345.

It can be written as a sum of positive squares in 2 ways, for example, as 4045850449 + 1384807369 = 63607^2 + 37213^2 .

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

It is a super-2 number, since 2×5430657818² = 58984088672409042248, which contains 22 as substring.

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, 1913483 + ... + 1916318.

Almost surely, 2^5430657818 is an apocalyptic number.

5430657818 is a deficient number, since it is larger than the sum of its proper divisors (2726820442).

5430657818 is a wasteful number, since it uses less digits than its factorization.

5430657818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3830512.

The product of its (nonzero) digits is 806400, while the sum is 47.

The square root of 5430657818 is about 73692.9970757059. The cubic root of 5430657818 is about 1757.7245277133.

The spelling of 5430657818 in words is "five billion, four hundred thirty million, six hundred fifty-seven thousand, eight hundred eighteen".