42004402344 has 48 divisors (see below), whose sum is σ = 113776540020. Its totient is φ = 13999668480.

The previous prime is 42004402291. The next prime is 42004402373. The reversal of 42004402344 is 44320440024.

It is a happy number.

42004402344 is a `hidden beast` number, since 420 + 0 + 4 + 4 + 0 + 234 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39616125444 + 2388276900 = 199038^2 + 48870^2 .

It is a super-3 number, since 3×42004402344³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 602044 + ... + 668180.

Almost surely, 2^42004402344 is an apocalyptic number.

It is an amenable number.

42004402344 is an abundant number, since it is smaller than the sum of its proper divisors (71772137676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42004402344 is a wasteful number, since it uses less digits than its factorization.

42004402344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74970 (or 74963 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 42004402344 its reverse (44320440024), we get a palindrome (86324842368).

The spelling of 42004402344 in words is "forty-two billion, four million, four hundred two thousand, three hundred forty-four".