16322973603 has 8 divisors (see below), whose sum is σ = 21776387088. Its totient is φ = 10875771264.

The previous prime is 16322973581. The next prime is 16322973629. The reversal of 16322973603 is 30637922361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16322973603 - 2⁹ = 16322973091 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (16322973683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1546650 + ... + 1557167.

It is an arithmetic number, because the mean of its divisors is an integer number (2722048386).

Almost surely, 2^16322973603 is an apocalyptic number.

16322973603 is a deficient number, since it is larger than the sum of its proper divisors (5453413485).

16322973603 is a wasteful number, since it uses less digits than its factorization.

16322973603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3105573.

The product of its (nonzero) digits is 244944, while the sum is 42.

The spelling of 16322973603 in words is "sixteen billion, three hundred twenty-two million, nine hundred seventy-three thousand, six hundred three".