44320041243 has 28 divisors (see below), whose sum is σ = 67385653488. Its totient is φ = 29130509520.

The previous prime is 44320041239. The next prime is 44320041397. The reversal of 44320041243 is 34214002344.

It is a happy number.

44320041243 is a `hidden beast` number, since 4 + 4 + 3 + 200 + 412 + 43 = 666.

It is not a de Polignac number, because 44320041243 - 2² = 44320041239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (44320041203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 376380 + ... + 479897.

Almost surely, 2^44320041243 is an apocalyptic number.

44320041243 is a deficient number, since it is larger than the sum of its proper divisors (23065612245).

44320041243 is an frugal number, since it uses more digits than its factorization.

44320041243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856366 (or 856351 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 44320041243 its reverse (34214002344), we get a palindrome (78534043587).

The spelling of 44320041243 in words is "forty-four billion, three hundred twenty million, forty-one thousand, two hundred forty-three".