16446453696 has 42 divisors (see below), whose sum is σ = 47140791672. Its totient is φ = 5482151040.

The previous prime is 16446453671. The next prime is 16446453731. The reversal of 16446453696 is 69635464461.

16446453696 is a `hidden beast` number, since 1 + 6 + 44 + 64 + 536 + 9 + 6 = 666.

16446453696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14275860 + ... + 14277011.

Almost surely, 2^16446453696 is an apocalyptic number.

16446453696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16446453696 is an abundant number, since it is smaller than the sum of its proper divisors (30694337976).

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

16446453696 is a wasteful number, since it uses less digits than its factorization.

16446453696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28552889 (or 28552876 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 54.

The spelling of 16446453696 in words is "sixteen billion, four hundred forty-six million, four hundred fifty-three thousand, six hundred ninety-six".