44040004042 has 8 divisors (see below), whose sum is σ = 66229827300. Its totient is φ = 21963394944.

The previous prime is 44040004013. The next prime is 44040004067. The reversal of 44040004042 is 24040004044.

It can be written as a sum of positive squares in 2 ways, for example, as 39034300041 + 5005704001 = 197571^2 + 70751^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28302567 + ... + 28304122.

Almost surely, 2^44040004042 is an apocalyptic number.

44040004042 is a deficient number, since it is larger than the sum of its proper divisors (22189823258).

44040004042 is a wasteful number, since it uses less digits than its factorization.

44040004042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56607080.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 44040004042 its reverse (24040004044), we get a palindrome (68080008086).

The spelling of 44040004042 in words is "forty-four billion, forty million, four thousand, forty-two", and thus it is an eban number.