16432566320416 has 48 divisors (see below), whose sum is σ = 32743904030208. Its totient is φ = 8116669369600.

The previous prime is 16432566320389. The next prime is 16432566320453. The reversal of 16432566320416 is 61402366523461.

It is a self number, because there is not a number n which added to its sum of digits gives 16432566320416.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35415681 + ... + 35876671.

It is an arithmetic number, because the mean of its divisors is an integer number (682164667296).

Almost surely, 2^{16432566320416} is an apocalyptic number.

16432566320416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16432566320416 is a deficient number, since it is larger than the sum of its proper divisors (16311337709792).

16432566320416 is a wasteful number, since it uses less digits than its factorization.

16432566320416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474505 (or 474497 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 16432566320416 in words is "sixteen trillion, four hundred thirty-two billion, five hundred sixty-six million, three hundred twenty thousand, four hundred sixteen".