4424497778 has 8 divisors (see below), whose sum is σ = 6638457072. Its totient is φ = 2211678756.

The previous prime is 4424497729. The next prime is 4424497783. The reversal of 4424497778 is 8777944244.

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

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, 275300 + ... + 290927.

It is an arithmetic number, because the mean of its divisors is an integer number (829807134).

Almost surely, 2^4424497778 is an apocalyptic number.

4424497778 is a deficient number, since it is larger than the sum of its proper divisors (2213959294).

4424497778 is a wasteful number, since it uses less digits than its factorization.

4424497778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570136.

The product of its digits is 12644352, while the sum is 56.

The square root of 4424497778 is about 66516.8984394191. The cubic root of 4424497778 is about 1641.6780585889.

The spelling of 4424497778 in words is "four billion, four hundred twenty-four million, four hundred ninety-seven thousand, seven hundred seventy-eight".