42403424432 has 20 divisors (see below), whose sum is σ = 83196594720. Its totient is φ = 20933335488.

The previous prime is 42403424429. The next prime is 42403424443. The reversal of 42403424432 is 23442430424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16772243 + ... + 16774770.

It is an arithmetic number, because the mean of its divisors is an integer number (4159829736).

Almost surely, 2^42403424432 is an apocalyptic number.

It is an amenable number.

42403424432 is a deficient number, since it is larger than the sum of its proper divisors (40793170288).

42403424432 is a wasteful number, since it uses less digits than its factorization.

42403424432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33547100 (or 33547094 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 42403424432 its reverse (23442430424), we get a palindrome (65845854856).

The spelling of 42403424432 in words is "forty-two billion, four hundred three million, four hundred twenty-four thousand, four hundred thirty-two".