16432451231603 has 16 divisors (see below), whose sum is σ = 18565576565760. Its totient is φ = 14414823561600.

The previous prime is 16432451231551. The next prime is 16432451231641. The reversal of 16432451231603 is 30613215423461.

It is a happy number.

It is not a de Polignac number, because 16432451231603 - 2⁸ = 16432451231347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16432451231653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223795958 + ... + 223869371.

It is an arithmetic number, because the mean of its divisors is an integer number (1160348535360).

Almost surely, 2^{16432451231603} is an apocalyptic number.

16432451231603 is a deficient number, since it is larger than the sum of its proper divisors (2133125334157).

16432451231603 is a wasteful number, since it uses less digits than its factorization.

16432451231603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447665458.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 16432451231603 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-one million, two hundred thirty-one thousand, six hundred three".