44131223313 has 12 divisors (see below), whose sum is σ = 64101220560. Its totient is φ = 29256452376.

The previous prime is 44131223303. The next prime is 44131223333. The reversal of 44131223313 is 31332213144.

It is a happy number.

44131223313 is a `hidden beast` number, since 4 + 413 + 1 + 2 + 233 + 13 = 666.

It is not a de Polignac number, because 44131223313 - 2¹⁸ = 44130961169 is a prime.

It is a super-2 number, since 2×44131223313² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44131223303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13695231 + ... + 13698452.

It is an arithmetic number, because the mean of its divisors is an integer number (5341768380).

Almost surely, 2^44131223313 is an apocalyptic number.

It is an amenable number.

44131223313 is a deficient number, since it is larger than the sum of its proper divisors (19969997247).

44131223313 is a wasteful number, since it uses less digits than its factorization.

44131223313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27393868 (or 27393865 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 44131223313 its reverse (31332213144), we get a palindrome (75463436457).

The spelling of 44131223313 in words is "forty-four billion, one hundred thirty-one million, two hundred twenty-three thousand, three hundred thirteen".