4644224464 has 20 divisors (see below), whose sum is σ = 9816202080. Its totient is φ = 2111011040.

The previous prime is 4644224443. The next prime is 4644224467.

It is a happy number.

4644224464 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644224467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13193644 + ... + 13193995.

It is an arithmetic number, because the mean of its divisors is an integer number (490810104).

Almost surely, 2^4644224464 is an apocalyptic number.

4644224464 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4644224464 is an abundant number, since it is smaller than the sum of its proper divisors (5171977616).

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

4644224464 is a wasteful number, since it uses less digits than its factorization.

4644224464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26387658 (or 26387652 counting only the distinct ones).

The product of its digits is 589824, while the sum is 40.

The square root of 4644224464 is about 68148.5470424719. The cubic root of 4644224464 is about 1668.4162096082.

The spelling of 4644224464 in words is "four billion, six hundred forty-four million, two hundred twenty-four thousand, four hundred sixty-four".