16442023616113 has 4 divisors (see below), whose sum is σ = 16469750469348. Its totient is φ = 16414296762880.

The previous prime is 16442023616099. The next prime is 16442023616231. The reversal of 16442023616113 is 31161632024461.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11426448371809 + 5015575244304 = 3380303^2 + 2239548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16442023616113 is a prime.

It is a super-3 number, since 3×16442023616113³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16442023610113) 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, 13863425728 + ... + 13863426913.

It is an arithmetic number, because the mean of its divisors is an integer number (4117437617337).

Almost surely, 2^{16442023616113} is an apocalyptic number.

It is an amenable number.

16442023616113 is a deficient number, since it is larger than the sum of its proper divisors (27726853235).

16442023616113 is an equidigital number, since it uses as much as digits as its factorization.

16442023616113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27726853234.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 16442023616113 in words is "sixteen trillion, four hundred forty-two billion, twenty-three million, six hundred sixteen thousand, one hundred thirteen".