4428658618 has 8 divisors (see below), whose sum is σ = 6643763712. Its totient is φ = 2214070716.

The previous prime is 4428658571. The next prime is 4428658679. The reversal of 4428658618 is 8168568244.

It is a happy number.

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

It is a super-2 number, since 2×4428658618² = 39226034309571339848, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107130 + ... + 142597.

It is an arithmetic number, because the mean of its divisors is an integer number (830470464).

Almost surely, 2^4428658618 is an apocalyptic number.

4428658618 is a deficient number, since it is larger than the sum of its proper divisors (2215105094).

4428658618 is a wasteful number, since it uses less digits than its factorization.

4428658618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258596.

The product of its digits is 2949120, while the sum is 52.

The square root of 4428658618 is about 66548.1676532119. The cubic root of 4428658618 is about 1642.1925139355.

The spelling of 4428658618 in words is "four billion, four hundred twenty-eight million, six hundred fifty-eight thousand, six hundred eighteen".