4044323213 has 4 divisors (see below), whose sum is σ = 4622083680. Its totient is φ = 3466562748.

The previous prime is 4044323203. The next prime is 4044323249. The reversal of 4044323213 is 3123234404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4044323213 - 2⁶ = 4044323149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044323203) 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, 288880223 + ... + 288880236.

It is an arithmetic number, because the mean of its divisors is an integer number (1155520920).

Almost surely, 2^4044323213 is an apocalyptic number.

It is an amenable number.

4044323213 is a deficient number, since it is larger than the sum of its proper divisors (577760467).

4044323213 is an equidigital number, since it uses as much as digits as its factorization.

4044323213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577760466.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 4044323213 is about 63594.9936158500. The cubic root of 4044323213 is about 1593.2427541347.

Adding to 4044323213 its reverse (3123234404), we get a palindrome (7167557617).

The spelling of 4044323213 in words is "four billion, forty-four million, three hundred twenty-three thousand, two hundred thirteen".