42543242204 has 12 divisors (see below), whose sum is σ = 74559684024. Its totient is φ = 21240475344.

The previous prime is 42543242167. The next prime is 42543242213. The reversal of 42543242204 is 40224234524.

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, 7783367 + ... + 7788830.

It is an arithmetic number, because the mean of its divisors is an integer number (6213307002).

Almost surely, 2^42543242204 is an apocalyptic number.

It is an amenable number.

42543242204 is a deficient number, since it is larger than the sum of its proper divisors (32016441820).

42543242204 is a wasteful number, since it uses less digits than its factorization.

42543242204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15572884 (or 15572882 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 32.

Adding to 42543242204 its reverse (40224234524), we get a palindrome (82767476728).

The spelling of 42543242204 in words is "forty-two billion, five hundred forty-three million, two hundred forty-two thousand, two hundred four".