44113240321 has 4 divisors (see below), whose sum is σ = 44394216532. Its totient is φ = 43832264112.

The previous prime is 44113240319. The next prime is 44113240349. The reversal of 44113240321 is 12304231144.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31933690000 + 12179550321 = 178700^2 + 110361^2 .

It is a cyclic number.

It is not a de Polignac number, because 44113240321 - 2¹ = 44113240319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44113240421) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 140487870 + ... + 140488183.

It is an arithmetic number, because the mean of its divisors is an integer number (11098554133).

Almost surely, 2^44113240321 is an apocalyptic number.

It is an amenable number.

44113240321 is a deficient number, since it is larger than the sum of its proper divisors (280976211).

44113240321 is a wasteful number, since it uses less digits than its factorization.

44113240321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280976210.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 44113240321 its reverse (12304231144), we get a palindrome (56417471465).

The spelling of 44113240321 in words is "forty-four billion, one hundred thirteen million, two hundred forty thousand, three hundred twenty-one".