44042420040404 has 24 divisors (see below), whose sum is σ = 81801856920168. Its totient is φ = 20676614676480.

The previous prime is 44042420040373. The next prime is 44042420040439. The reversal of 44042420040404 is 40404002424044.

It can be written as a sum of positive squares in 4 ways, for example, as 22539016900 + 44019881023504 = 150130^2 + 6634748^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769190669 + ... + 769247924.

It is an arithmetic number, because the mean of its divisors is an integer number (3408410705007).

Almost surely, 2^{44042420040404} is an apocalyptic number.

It is an amenable number.

44042420040404 is a deficient number, since it is larger than the sum of its proper divisors (37759436879764).

44042420040404 is a wasteful number, since it uses less digits than its factorization.

44042420040404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538439035 (or 1538439033 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 44042420040404 its reverse (40404002424044), we get a palindrome (84446422464448).

The spelling of 44042420040404 in words is "forty-four trillion, forty-two billion, four hundred twenty million, forty thousand, four hundred four".