22018670338 has 8 divisors (see below), whose sum is σ = 37746292032. Its totient is φ = 9436572996.

The previous prime is 22018670291. The next prime is 22018670341. The reversal of 22018670338 is 83307681022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22018670338.

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, 786381070 + ... + 786381097.

It is an arithmetic number, because the mean of its divisors is an integer number (4718286504).

Almost surely, 2^22018670338 is an apocalyptic number.

22018670338 is a deficient number, since it is larger than the sum of its proper divisors (15727621694).

22018670338 is a wasteful number, since it uses less digits than its factorization.

22018670338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572762176.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 22018670338 in words is "twenty-two billion, eighteen million, six hundred seventy thousand, three hundred thirty-eight".