18263325162 has 16 divisors (see below), whose sum is σ = 36530749152. Its totient is φ = 6087091920.

The previous prime is 18263325133. The next prime is 18263325203. The reversal of 18263325162 is 26152336281.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 18263325162.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111264 + ... + 221147.

It is an arithmetic number, because the mean of its divisors is an integer number (2283171822).

Almost surely, 2^18263325162 is an apocalyptic number.

18263325162 is an abundant number, since it is smaller than the sum of its proper divisors (18267423990).

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

18263325162 is a wasteful number, since it uses less digits than its factorization.

18263325162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341573.

The product of its digits is 103680, while the sum is 39.

The spelling of 18263325162 in words is "eighteen billion, two hundred sixty-three million, three hundred twenty-five thousand, one hundred sixty-two".