42735189218 has 32 divisors (see below), whose sum is σ = 66202411968. Its totient is φ = 20674440000.

The previous prime is 42735189191. The next prime is 42735189229. The reversal of 42735189218 is 81298153724.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15062096 + ... + 15064932.

It is an arithmetic number, because the mean of its divisors is an integer number (2068825374).

Almost surely, 2^42735189218 is an apocalyptic number.

42735189218 is a deficient number, since it is larger than the sum of its proper divisors (23467222750).

42735189218 is a wasteful number, since it uses less digits than its factorization.

42735189218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3938.

The product of its digits is 967680, while the sum is 50.

The spelling of 42735189218 in words is "forty-two billion, seven hundred thirty-five million, one hundred eighty-nine thousand, two hundred eighteen".