4643443464 has 128 divisors (see below), whose sum is σ = 13221118080. Its totient is φ = 1346457600.

The previous prime is 4643443457. The next prime is 4643443487.

4643443464 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 591952 + ... + 599744.

It is an arithmetic number, because the mean of its divisors is an integer number (103289985).

Almost surely, 2^4643443464 is an apocalyptic number.

4643443464 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4643443464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6610559040).

4643443464 is an abundant number, since it is smaller than the sum of its proper divisors (8577674616).

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

4643443464 is a wasteful number, since it uses less digits than its factorization.

4643443464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7911 (or 7907 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 42.

The square root of 4643443464 is about 68142.8166720455. The cubic root of 4643443464 is about 1668.3226808164.

It can be divided in two parts, 46434 and 43464, that added together give a palindrome (89898).

The spelling of 4643443464 in words is "four billion, six hundred forty-three million, four hundred forty-three thousand, four hundred sixty-four".