18782835033218 has 8 divisors (see below), whose sum is σ = 28175069322000. Its totient is φ = 9391145259220.

The previous prime is 18782835033217. The next prime is 18782835033223. The reversal of 18782835033218 is 81233053828781.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (18782835033217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136042448 + ... + 136180443.

It is an arithmetic number, because the mean of its divisors is an integer number (3521883665250).

Almost surely, 2^{18782835033218} is an apocalyptic number.

18782835033218 is a deficient number, since it is larger than the sum of its proper divisors (9392234288782).

18782835033218 is a wasteful number, since it uses less digits than its factorization.

18782835033218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272257392.

The product of its (nonzero) digits is 15482880, while the sum is 59.

The spelling of 18782835033218 in words is "eighteen trillion, seven hundred eighty-two billion, eight hundred thirty-five million, thirty-three thousand, two hundred eighteen".