16442621224116 has 24 divisors (see below), whose sum is σ = 39016389347040. Its totient is φ = 5387977576032.

The previous prime is 16442621224013. The next prime is 16442621224129. The reversal of 16442621224116 is 61142212624461.

It is a happy number.

16442621224116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×16442621224116³ (a number of 41 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11612019931 + ... + 11612021346.

It is an arithmetic number, because the mean of its divisors is an integer number (1625682889460).

Almost surely, 2^{16442621224116} is an apocalyptic number.

It is an amenable number.

16442621224116 is an abundant number, since it is smaller than the sum of its proper divisors (22573768122924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16442621224116 is a wasteful number, since it uses less digits than its factorization.

16442621224116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23224041343 (or 23224041341 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

Adding to 16442621224116 its reverse (61142212624461), we get a palindrome (77584833848577).

The spelling of 16442621224116 in words is "sixteen trillion, four hundred forty-two billion, six hundred twenty-one million, two hundred twenty-four thousand, one hundred sixteen".