42041144404 has 12 divisors (see below), whose sum is σ = 84082288864. Its totient is φ = 18017633304.

The previous prime is 42041144393. The next prime is 42041144417. The reversal of 42041144404 is 40444114024.

42041144404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

42041144404 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1501469443 = 42041144404 / (4 + 2 + 0 + 4 + 1 + 1 + 4 + 4 + 4 + 0 + 4).

It is a congruent number.

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, 750734694 + ... + 750734749.

Almost surely, 2^42041144404 is an apocalyptic number.

It is an amenable number.

42041144404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42041144404 is a wasteful number, since it uses less digits than its factorization.

42041144404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501469454 (or 1501469452 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 42041144404 its reverse (40444114024), we get a palindrome (82485258428).

The spelling of 42041144404 in words is "forty-two billion, forty-one million, one hundred forty-four thousand, four hundred four".