16728012907224 has 64 divisors (see below), whose sum is σ = 43074080294400. Its totient is φ = 5409666509184.

The previous prime is 16728012907217. The next prime is 16728012907231. The reversal of 16728012907224 is 42270921082761.

It is a happy number.

16728012907224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16728012907217) and next prime (16728012907231).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26835744 + ... + 27452015.

It is an arithmetic number, because the mean of its divisors is an integer number (673032504600).

Almost surely, 2^{16728012907224} is an apocalyptic number.

It is an amenable number.

16728012907224 is an abundant number, since it is smaller than the sum of its proper divisors (26346067387176).

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

16728012907224 is a wasteful number, since it uses less digits than its factorization.

16728012907224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54288152 (or 54288148 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 51.

Adding to 16728012907224 its reverse (42270921082761), we get a palindrome (58998933989985).

The spelling of 16728012907224 in words is "sixteen trillion, seven hundred twenty-eight billion, twelve million, nine hundred seven thousand, two hundred twenty-four".