16800113603 has 16 divisors (see below), whose sum is σ = 20682848256. Its totient is φ = 13288678560.

The previous prime is 16800113591. The next prime is 16800113621. The reversal of 16800113603 is 30631100861.

It is a cyclic number.

It is not a de Polignac number, because 16800113603 - 2¹⁰ = 16800112579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16800113203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327638 + ... + 375428.

It is an arithmetic number, because the mean of its divisors is an integer number (1292678016).

Almost surely, 2^16800113603 is an apocalyptic number.

16800113603 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16800113603 is a deficient number, since it is larger than the sum of its proper divisors (3882734653).

16800113603 is a wasteful number, since it uses less digits than its factorization.

16800113603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51674.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 16800113603 in words is "sixteen billion, eight hundred million, one hundred thirteen thousand, six hundred three".