16449847220160 has 672 divisors, whose sum is σ = 62622696801600. Its totient is φ = 3946648043520.

The previous prime is 16449847220113. The next prime is 16449847220201. The reversal of 16449847220160 is 6102274894461.

16449847220160 is a `hidden beast` number, since 1 + 6 + 4 + 4 + 9 + 8 + 472 + 2 + 0 + 160 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 16449847220097 and 16449847220106.

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 96714712 + ... + 96884648.

Almost surely, 2^{16449847220160} is an apocalyptic number.

16449847220160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16449847220160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31311348400800).

16449847220160 is an abundant number, since it is smaller than the sum of its proper divisors (46172849581440).

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

16449847220160 is a wasteful number, since it uses less digits than its factorization.

16449847220160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170069 (or 170056 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 16449847220160 in words is "sixteen trillion, four hundred forty-nine billion, eight hundred forty-seven million, two hundred twenty thousand, one hundred sixty".