4644188996 has 12 divisors (see below), whose sum is σ = 8605409148. Its totient is φ = 2185500672.

The previous prime is 4644188947. The next prime is 4644189001. The reversal of 4644188996 is 6998814464.

It can be written as a sum of positive squares in 2 ways, for example, as 4034790400 + 609398596 = 63520^2 + 24686^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34148381 + ... + 34148516.

It is an arithmetic number, because the mean of its divisors is an integer number (717117429).

Almost surely, 2^4644188996 is an apocalyptic number.

It is an amenable number.

4644188996 is a deficient number, since it is larger than the sum of its proper divisors (3961220152).

4644188996 is a wasteful number, since it uses less digits than its factorization.

4644188996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68296918 (or 68296916 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 59.

The square root of 4644188996 is about 68148.2868163243. The cubic root of 4644188996 is about 1668.4119623589.

The spelling of 4644188996 in words is "four billion, six hundred forty-four million, one hundred eighty-eight thousand, nine hundred ninety-six".