18469373222 has 4 divisors (see below), whose sum is σ = 27704059836. Its totient is φ = 9234686610.

The previous prime is 18469373171. The next prime is 18469373233. The reversal of 18469373222 is 22237396481.

18469373222 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×18469373222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4617343304 + ... + 4617343307.

It is an arithmetic number, because the mean of its divisors is an integer number (6926014959).

Almost surely, 2^18469373222 is an apocalyptic number.

18469373222 is a deficient number, since it is larger than the sum of its proper divisors (9234686614).

18469373222 is an equidigital number, since it uses as much as digits as its factorization.

18469373222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9234686613.

The product of its digits is 870912, while the sum is 47.

The spelling of 18469373222 in words is "eighteen billion, four hundred sixty-nine million, three hundred seventy-three thousand, two hundred twenty-two".