44423424321 has 16 divisors (see below), whose sum is σ = 59461344384. Its totient is φ = 29500619904.

The previous prime is 44423424281. The next prime is 44423424323. The reversal of 44423424321 is 12342432444.

It is not a de Polignac number, because 44423424321 - 2¹³ = 44423416129 is a prime.

It is a super-2 number, since 2×44423424321² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44423424323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5785741 + ... + 5793413.

It is an arithmetic number, because the mean of its divisors is an integer number (3716334024).

Almost surely, 2^44423424321 is an apocalyptic number.

It is an amenable number.

44423424321 is a deficient number, since it is larger than the sum of its proper divisors (15037920063).

44423424321 is a wasteful number, since it uses less digits than its factorization.

44423424321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14920.

The product of its digits is 73728, while the sum is 33.

Adding to 44423424321 its reverse (12342432444), we get a palindrome (56765856765).

The spelling of 44423424321 in words is "forty-four billion, four hundred twenty-three million, four hundred twenty-four thousand, three hundred twenty-one".