16443416632220 has 48 divisors (see below), whose sum is σ = 34599641922720. Its totient is φ = 6564335142144.

The previous prime is 16443416632219. The next prime is 16443416632273. The reversal of 16443416632220 is 2223661434461.

It is a happy number.

It is a super-3 number, since 3×16443416632220³ (a number of 41 digits) contains 333 as substring.

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, 26598386 + ... + 27209574.

It is an arithmetic number, because the mean of its divisors is an integer number (720825873390).

Almost surely, 2^{16443416632220} is an apocalyptic number.

16443416632220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16443416632220 is an abundant number, since it is smaller than the sum of its proper divisors (18156225290500).

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

16443416632220 is a wasteful number, since it uses less digits than its factorization.

16443416632220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613862 (or 613860 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 16443416632220 in words is "sixteen trillion, four hundred forty-three billion, four hundred sixteen million, six hundred thirty-two thousand, two hundred twenty".