42000142224 has 20 divisors (see below), whose sum is σ = 108500367536. Its totient is φ = 14000047392.

The previous prime is 42000142169. The next prime is 42000142241. The reversal of 42000142224 is 42224100024.

It is a self number, because there is not a number n which added to its sum of digits gives 42000142224.

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, 437501434 + ... + 437501529.

Almost surely, 2^42000142224 is an apocalyptic number.

It is an amenable number.

42000142224 is an abundant number, since it is smaller than the sum of its proper divisors (66500225312).

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

42000142224 is a wasteful number, since it uses less digits than its factorization.

42000142224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875002974 (or 875002968 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 42000142224 its reverse (42224100024), we get a palindrome (84224242248).

The spelling of 42000142224 in words is "forty-two billion, one hundred forty-two thousand, two hundred twenty-four".