42043402424 has 16 divisors (see below), whose sum is σ = 78836173800. Its totient is φ = 21020422752.

The previous prime is 42043402417. The next prime is 42043402441. The reversal of 42043402424 is 42420434024.

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, 12002 + ... + 290225.

Almost surely, 2^42043402424 is an apocalyptic number.

It is an amenable number.

42043402424 is a deficient number, since it is larger than the sum of its proper divisors (36792771376).

42043402424 is a wasteful number, since it uses less digits than its factorization.

42043402424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319622 (or 319618 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 42043402424 its reverse (42420434024), we get a palindrome (84463836448).

The spelling of 42043402424 in words is "forty-two billion, forty-three million, four hundred two thousand, four hundred twenty-four".