16224644321316 has 36 divisors (see below), whose sum is σ = 41126535777600. Its totient is φ = 5393150104368.

The previous prime is 16224644321297. The next prime is 16224644321323. The reversal of 16224644321316 is 61312344642261.

16224644321316 is a `hidden beast` number, since 1 + 6 + 2 + 2 + 4 + 6 + 4 + 4 + 321 + 316 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 627681456 + ... + 627707303.

It is an arithmetic number, because the mean of its divisors is an integer number (1142403771600).

Almost surely, 2^{16224644321316} is an apocalyptic number.

It is an amenable number.

16224644321316 is an abundant number, since it is smaller than the sum of its proper divisors (24901891456284).

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

16224644321316 is a wasteful number, since it uses less digits than its factorization.

16224644321316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255389128 (or 1255389123 counting only the distinct ones).

The product of its digits is 995328, while the sum is 45.

Adding to 16224644321316 its reverse (61312344642261), we get a palindrome (77536988963577).

The spelling of 16224644321316 in words is "sixteen trillion, two hundred twenty-four billion, six hundred forty-four million, three hundred twenty-one thousand, three hundred sixteen".