18796743338 has 8 divisors (see below), whose sum is σ = 28850815488. Its totient is φ = 9179804844.

The previous prime is 18796743319. The next prime is 18796743349. The reversal of 18796743338 is 83334769781.

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

It is a super-2 number, since 2×18796743338² (a number of 21 digits) contains 22 as substring.

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, 109283306 + ... + 109283477.

It is an arithmetic number, because the mean of its divisors is an integer number (3606351936).

Almost surely, 2^18796743338 is an apocalyptic number.

18796743338 is a deficient number, since it is larger than the sum of its proper divisors (10054072150).

18796743338 is a wasteful number, since it uses less digits than its factorization.

18796743338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218566828.

The product of its digits is 18289152, while the sum is 59.

The spelling of 18796743338 in words is "eighteen billion, seven hundred ninety-six million, seven hundred forty-three thousand, three hundred thirty-eight".