18230803885606 has 64 divisors (see below), whose sum is σ = 29778930720000. Its totient is φ = 8320753115136.

The previous prime is 18230803885597. The next prime is 18230803885607. The reversal of 18230803885606 is 60658830803281.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18230803885607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 805342920 + ... + 805365556.

It is an arithmetic number, because the mean of its divisors is an integer number (465295792500).

Almost surely, 2^{18230803885606} is an apocalyptic number.

18230803885606 is a deficient number, since it is larger than the sum of its proper divisors (11548126834394).

18230803885606 is a wasteful number, since it uses less digits than its factorization.

18230803885606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23713.

The product of its (nonzero) digits is 13271040, while the sum is 58.

The spelling of 18230803885606 in words is "eighteen trillion, two hundred thirty billion, eight hundred three million, eight hundred eighty-five thousand, six hundred six".