44120423243 has 4 divisors (see below), whose sum is σ = 47514301968. Its totient is φ = 40726544520.

The previous prime is 44120423213. The next prime is 44120423267. The reversal of 44120423243 is 34232402144.

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

It is a cyclic number.

It is not a de Polignac number, because 44120423243 - 2²² = 44116228939 is a prime.

It is a super-2 number, since 2×44120423243² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44120423213) 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 3 ways as a sum of consecutive naturals, for example, 1696939343 + ... + 1696939368.

It is an arithmetic number, because the mean of its divisors is an integer number (11878575492).

Almost surely, 2^44120423243 is an apocalyptic number.

44120423243 is a deficient number, since it is larger than the sum of its proper divisors (3393878725).

44120423243 is a wasteful number, since it uses less digits than its factorization.

44120423243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3393878724.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 44120423243 its reverse (34232402144), we get a palindrome (78352825387).

The spelling of 44120423243 in words is "forty-four billion, one hundred twenty million, four hundred twenty-three thousand, two hundred forty-three".