44441212423 has 4 divisors (see below), whose sum is σ = 44442074448. Its totient is φ = 44440350400.

The previous prime is 44441212397. The next prime is 44441212427. The reversal of 44441212423 is 32421214444.

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 44441212423 - 2⁵ = 44441212391 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 (44441212427) 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, 348403 + ... + 458548.

It is an arithmetic number, because the mean of its divisors is an integer number (11110518612).

Almost surely, 2^44441212423 is an apocalyptic number.

44441212423 is a deficient number, since it is larger than the sum of its proper divisors (862025).

44441212423 is an equidigital number, since it uses as much as digits as its factorization.

44441212423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862024.

The product of its digits is 24576, while the sum is 31.

Adding to 44441212423 its reverse (32421214444), we get a palindrome (76862426867).

The spelling of 44441212423 in words is "forty-four billion, four hundred forty-one million, two hundred twelve thousand, four hundred twenty-three".