44440400044042 has 4 divisors (see below), whose sum is σ = 66660600066066. Its totient is φ = 22220200022020.

The previous prime is 44440400044021. The next prime is 44440400044081. The reversal of 44440400044042 is 24044000404444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 37641182128081 + 6799217915961 = 6135241^2 + 2607531^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44440400043989 and 44440400044007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110100011009 + ... + 11110100011012.

Almost surely, 2^{44440400044042} is an apocalyptic number.

44440400044042 is a deficient number, since it is larger than the sum of its proper divisors (22220200022024).

44440400044042 is a wasteful number, since it uses less digits than its factorization.

44440400044042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22220200022023.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 44440400044042 its reverse (24044000404444), we get a palindrome (68484400448486).

The spelling of 44440400044042 in words is "forty-four trillion, four hundred forty billion, four hundred million, forty-four thousand, forty-two".