4320120418 has 8 divisors (see below), whose sum is σ = 6602448348. Its totient is φ = 2119304304.

The previous prime is 4320120397. The next prime is 4320120443. The reversal of 4320120418 is 8140210234.

It can be written as a sum of positive squares in 2 ways, for example, as 4253257089 + 66863329 = 65217^2 + 8177^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4320120392 and 4320120401.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 20377821 + ... + 20378032.

Almost surely, 2^4320120418 is an apocalyptic number.

4320120418 is a deficient number, since it is larger than the sum of its proper divisors (2282327930).

4320120418 is a wasteful number, since it uses less digits than its factorization.

4320120418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40755908.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 4320120418 is about 65727.6229449993. The cubic root of 4320120418 is about 1628.6657024432.

The spelling of 4320120418 in words is "four billion, three hundred twenty million, one hundred twenty thousand, four hundred eighteen".