42444100005 has 32 divisors (see below), whose sum is σ = 72381558528. Its totient is φ = 21164160000.

The previous prime is 42444100003. The next prime is 42444100021. The reversal of 42444100005 is 50000144424.

It is a happy number.

It is not a de Polignac number, because 42444100005 - 2¹ = 42444100003 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42444100003) 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 31 ways as a sum of consecutive naturals, for example, 512646 + ... + 589655.

It is an arithmetic number, because the mean of its divisors is an integer number (2261923704).

Almost surely, 2^42444100005 is an apocalyptic number.

It is an amenable number.

42444100005 is a deficient number, since it is larger than the sum of its proper divisors (29937458523).

42444100005 is a wasteful number, since it uses less digits than its factorization.

42444100005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102477.

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 42444100005 its reverse (50000144424), we get a palindrome (92444244429).

The spelling of 42444100005 in words is "forty-two billion, four hundred forty-four million, one hundred thousand, five".