4994444994 has 128 divisors (see below), whose sum is σ = 13880678400. Its totient is φ = 1156654080.

The previous prime is 4994444993. The next prime is 4994445007.

4994444994 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (4994444993) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 132492 + ... + 165960.

It is an arithmetic number, because the mean of its divisors is an integer number (108442800).

Almost surely, 2^4994444994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4994444994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6940339200).

4994444994 is an abundant number, since it is smaller than the sum of its proper divisors (8886233406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4994444994 is a wasteful number, since it uses less digits than its factorization.

4994444994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33528.

The product of its digits is 26873856, while the sum is 60.

The square root of 4994444994 is about 70671.3873784858. The cubic root of 4994444994 is about 1709.3424502374.

The spelling of 4994444994 in words is "four billion, nine hundred ninety-four million, four hundred forty-four thousand, nine hundred ninety-four".