16683342603 has 4 divisors (see below), whose sum is σ = 22244456808. Its totient is φ = 11122228400.

The previous prime is 16683342593. The next prime is 16683342607. The reversal of 16683342603 is 30624338661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16683342603 - 2⁶ = 16683342539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16683342607) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2780557098 + ... + 2780557103.

It is an arithmetic number, because the mean of its divisors is an integer number (5561114202).

Almost surely, 2^16683342603 is an apocalyptic number.

16683342603 is a deficient number, since it is larger than the sum of its proper divisors (5561114205).

16683342603 is an equidigital number, since it uses as much as digits as its factorization.

16683342603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561114204.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 16683342603 in words is "sixteen billion, six hundred eighty-three million, three hundred forty-two thousand, six hundred three".