1818228273182 has 8 divisors (see below), whose sum is σ = 2727405176016. Its totient is φ = 909093214512.

The previous prime is 1818228273167. The next prime is 1818228273193. The reversal of 1818228273182 is 2813728228181.

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

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, 10352183 + ... + 10526354.

It is an arithmetic number, because the mean of its divisors is an integer number (340925647002).

Almost surely, 2^{1818228273182} is an apocalyptic number.

1818228273182 is a deficient number, since it is larger than the sum of its proper divisors (909176902834).

1818228273182 is a wasteful number, since it uses less digits than its factorization.

1818228273182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20922082.

The product of its digits is 1376256, while the sum is 53.

The spelling of 1818228273182 in words is "one trillion, eight hundred eighteen billion, two hundred twenty-eight million, two hundred seventy-three thousand, one hundred eighty-two".