44421165178743 has 4 divisors (see below), whose sum is σ = 59228220238328. Its totient is φ = 29614110119160.

The previous prime is 44421165178673. The next prime is 44421165178751. The reversal of 44421165178743 is 34787156112444.

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

It is not a de Polignac number, because 44421165178743 - 2¹⁷ = 44421165047671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44421165178763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7403527529788 + ... + 7403527529793.

It is an arithmetic number, because the mean of its divisors is an integer number (14807055059582).

Almost surely, 2^{44421165178743} is an apocalyptic number.

44421165178743 is a deficient number, since it is larger than the sum of its proper divisors (14807055059585).

44421165178743 is a wasteful number, since it uses less digits than its factorization.

44421165178743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14807055059584.

The product of its digits is 18063360, while the sum is 57.

The spelling of 44421165178743 in words is "forty-four trillion, four hundred twenty-one billion, one hundred sixty-five million, one hundred seventy-eight thousand, seven hundred forty-three".