42442424404 has 24 divisors (see below), whose sum is σ = 77553534240. Its totient is φ = 20297950176.

The previous prime is 42442424363. The next prime is 42442424443. The reversal of 42442424404 is 40442424424.

It is a self number, because there is not a number n which added to its sum of digits gives 42442424404.

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, 1697322 + ... + 1722145.

It is an arithmetic number, because the mean of its divisors is an integer number (3231397260).

Almost surely, 2^42442424404 is an apocalyptic number.

It is an amenable number.

42442424404 is a deficient number, since it is larger than the sum of its proper divisors (35111109836).

42442424404 is a wasteful number, since it uses less digits than its factorization.

42442424404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419607 (or 3419605 counting only the distinct ones).

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

Adding to 42442424404 its reverse (40442424424), we get a palindrome (82884848828).

The spelling of 42442424404 in words is "forty-two billion, four hundred forty-two million, four hundred twenty-four thousand, four hundred four".