2044440331042 has 8 divisors (see below), whose sum is σ = 3068430069276. Its totient is φ = 1021630307952.

The previous prime is 2044440331039. The next prime is 2044440331049. The reversal of 2044440331042 is 2401330444402.

It can be written as a sum of positive squares in 2 ways, for example, as 2042072438121 + 2367892921 = 1429011^2 + 48661^2 .

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

It is a super-2 number, since 2×2044440331042² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2044440330995 and 2044440331013.

It is not an unprimeable number, because it can be changed into a prime (2044440331049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294924453 + ... + 294931384.

Almost surely, 2^{2044440331042} is an apocalyptic number.

2044440331042 is a deficient number, since it is larger than the sum of its proper divisors (1023989738234).

2044440331042 is a wasteful number, since it uses less digits than its factorization.

2044440331042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589857572.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2044440331042 its reverse (2401330444402), we get a palindrome (4445770775444).

The spelling of 2044440331042 in words is "two trillion, forty-four billion, four hundred forty million, three hundred thirty-one thousand, forty-two".