4044332013 has 16 divisors (see below), whose sum is σ = 5584330752. Its totient is φ = 2600838000.

The previous prime is 4044332009. The next prime is 4044332021. The reversal of 4044332013 is 3102334404.

It is not a de Polignac number, because 4044332013 - 2² = 4044332009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044332053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40993 + ... + 98838.

It is an arithmetic number, because the mean of its divisors is an integer number (349020672).

Almost surely, 2^4044332013 is an apocalyptic number.

It is an amenable number.

4044332013 is a deficient number, since it is larger than the sum of its proper divisors (1539998739).

4044332013 is a wasteful number, since it uses less digits than its factorization.

4044332013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140176.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 4044332013 is about 63595.0628036485. The cubic root of 4044332013 is about 1593.2439097072.

Adding to 4044332013 its reverse (3102334404), we get a palindrome (7146666417).

The spelling of 4044332013 in words is "four billion, forty-four million, three hundred thirty-two thousand, thirteen".