4043342464 has 64 divisors (see below), whose sum is σ = 9226022400. Its totient is φ = 1729059840.

The previous prime is 4043342449. The next prime is 4043342467. The reversal of 4043342464 is 4642433404.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (4043342467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424474 + ... + 433894.

It is an arithmetic number, because the mean of its divisors is an integer number (144156600).

Almost surely, 2^4043342464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4043342464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4613011200).

4043342464 is an abundant number, since it is smaller than the sum of its proper divisors (5182679936).

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

4043342464 is an equidigital number, since it uses as much as digits as its factorization.

4043342464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9921 (or 9909 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

The square root of 4043342464 is about 63587.2822504626. The cubic root of 4043342464 is about 1593.1139565188.

Adding to 4043342464 its reverse (4642433404), we get a palindrome (8685775868).

The spelling of 4043342464 in words is "four billion, forty-three million, three hundred forty-two thousand, four hundred sixty-four".