16620224069144 has 64 divisors (see below), whose sum is σ = 32108114500800. Its totient is φ = 8059517190144.

The previous prime is 16620224069039. The next prime is 16620224069149. The reversal of 16620224069144 is 44196042202661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16620224069149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450162317 + ... + 450199235.

It is an arithmetic number, because the mean of its divisors is an integer number (501689289075).

Almost surely, 2^{16620224069144} is an apocalyptic number.

It is an amenable number.

16620224069144 is a deficient number, since it is larger than the sum of its proper divisors (15487890431656).

16620224069144 is a wasteful number, since it uses less digits than its factorization.

16620224069144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41812 (or 41808 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 47.

The spelling of 16620224069144 in words is "sixteen trillion, six hundred twenty billion, two hundred twenty-four million, sixty-nine thousand, one hundred forty-four".