4043321264 has 40 divisors (see below), whose sum is σ = 8090642880. Its totient is φ = 1956382208.

The previous prime is 4043321257. The next prime is 4043321291. The reversal of 4043321264 is 4621233404.

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 7 ways as a sum of consecutive naturals, for example, 36722 + ... + 97134.

It is an arithmetic number, because the mean of its divisors is an integer number (202266072).

Almost surely, 2^4043321264 is an apocalyptic number.

It is an amenable number.

4043321264 is an abundant number, since it is smaller than the sum of its proper divisors (4047321616).

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

4043321264 is a wasteful number, since it uses less digits than its factorization.

4043321264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60557 (or 60551 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 4043321264 is about 63587.1155502434. The cubic root of 4043321264 is about 1593.1111721826. Note that the first 4 decimals are identical.

Adding to 4043321264 its reverse (4621233404), we get a palindrome (8664554668).

The spelling of 4043321264 in words is "four billion, forty-three million, three hundred twenty-one thousand, two hundred sixty-four".