4554308218 has 4 divisors (see below), whose sum is σ = 6831462330. Its totient is φ = 2277154108.

The previous prime is 4554308203. The next prime is 4554308257. The reversal of 4554308218 is 8128034554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8128034554 = 2 ⋅4064017277.

It can be written as a sum of positive squares in only one way, i.e., 4322142049 + 232166169 = 65743^2 + 15237^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1138577053 + ... + 1138577056.

Almost surely, 2^4554308218 is an apocalyptic number.

4554308218 is a deficient number, since it is larger than the sum of its proper divisors (2277154112).

4554308218 is a wasteful number, since it uses less digits than its factorization.

4554308218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277154111.

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 4554308218 is about 67485.6148968060. The cubic root of 4554308218 is about 1657.5786319180.

The spelling of 4554308218 in words is "four billion, five hundred fifty-four million, three hundred eight thousand, two hundred eighteen".