4044004444442 has 4 divisors (see below), whose sum is σ = 6066006666666. Its totient is φ = 2022002222220.

The previous prime is 4044004444433. The next prime is 4044004444453. The reversal of 4044004444442 is 2444444004404.

4044004444442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 2550278047681 + 1493726396761 = 1596959^2 + 1222181^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4044004444396 and 4044004444405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011001111109 + ... + 1011001111112.

Almost surely, 2^{4044004444442} is an apocalyptic number.

4044004444442 is a deficient number, since it is larger than the sum of its proper divisors (2022002222224).

4044004444442 is a wasteful number, since it uses less digits than its factorization.

4044004444442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022002222223.

The product of its (nonzero) digits is 524288, while the sum is 38.

Adding to 4044004444442 its reverse (2444444004404), we get a palindrome (6488448448846).

The spelling of 4044004444442 in words is "four trillion, forty-four billion, four million, four hundred forty-four thousand, four hundred forty-two".