13328665018 has 8 divisors (see below), whose sum is σ = 20027058912. Its totient is φ = 6652978716.

The previous prime is 13328665003. The next prime is 13328665019. The reversal of 13328665018 is 81056682331.

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

It is a super-2 number, since 2×13328665018² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13328665019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5675430 + ... + 5677777.

It is an arithmetic number, because the mean of its divisors is an integer number (2503382364).

Almost surely, 2^13328665018 is an apocalyptic number.

13328665018 is a deficient number, since it is larger than the sum of its proper divisors (6698393894).

13328665018 is a wasteful number, since it uses less digits than its factorization.

13328665018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11353796.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 13328665018 in words is "thirteen billion, three hundred twenty-eight million, six hundred sixty-five thousand, eighteen".