44223142247 has 4 divisors (see below), whose sum is σ = 44223723960. Its totient is φ = 44222560536.

The previous prime is 44223142207. The next prime is 44223142273. The reversal of 44223142247 is 74224132244.

It is a happy number.

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 44223142247 - 2¹⁸ = 44222880103 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 (44223142207) 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, 155972 + ... + 335817.

It is an arithmetic number, because the mean of its divisors is an integer number (11055930990).

Almost surely, 2^44223142247 is an apocalyptic number.

44223142247 is a deficient number, since it is larger than the sum of its proper divisors (581713).

44223142247 is an equidigital number, since it uses as much as digits as its factorization.

44223142247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581712.

The product of its digits is 86016, while the sum is 35.

The spelling of 44223142247 in words is "forty-four billion, two hundred twenty-three million, one hundred forty-two thousand, two hundred forty-seven".