44551222005 has 16 divisors (see below), whose sum is σ = 71397126720. Its totient is φ = 23722261248.

The previous prime is 44551222003. The next prime is 44551222039. The reversal of 44551222005 is 50022215544.

It is not a de Polignac number, because 44551222005 - 2¹ = 44551222003 is a prime.

It is a super-2 number, since 2×44551222005² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44551222003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2389812 + ... + 2408381.

It is an arithmetic number, because the mean of its divisors is an integer number (4462320420).

Almost surely, 2^44551222005 is an apocalyptic number.

It is an amenable number.

44551222005 is a deficient number, since it is larger than the sum of its proper divisors (26845904715).

44551222005 is a wasteful number, since it uses less digits than its factorization.

44551222005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798820.

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 44551222005 its reverse (50022215544), we get a palindrome (94573437549).

The spelling of 44551222005 in words is "forty-four billion, five hundred fifty-one million, two hundred twenty-two thousand, five".