42402404442424 has 32 divisors (see below), whose sum is σ = 85625930819520. Its totient is φ = 19569039693696.

The previous prime is 42402404442413. The next prime is 42402404442547. The reversal of 42402404442424 is 42424440420424.

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, 11977152 + ... + 15108175.

It is an arithmetic number, because the mean of its divisors is an integer number (2675810338110).

Almost surely, 2^{42402404442424} is an apocalyptic number.

It is an amenable number.

42402404442424 is an abundant number, since it is smaller than the sum of its proper divisors (43223526377096).

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

42402404442424 is a wasteful number, since it uses less digits than its factorization.

42402404442424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27100399 (or 27100395 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 40.

Adding to 42402404442424 its reverse (42424440420424), we get a palindrome (84826844862848).

The spelling of 42402404442424 in words is "forty-two trillion, four hundred two billion, four hundred four million, four hundred forty-two thousand, four hundred twenty-four".