16605849800 has 24 divisors (see below), whose sum is σ = 38608601250. Its totient is φ = 6642339840.

The previous prime is 16605849797. The next prime is 16605849803. The reversal of 16605849800 is 894850661.

16605849800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16605849797) and next prime (16605849803).

It can be written as a sum of positive squares in 3 ways, for example, as 15574540804 + 1031308996 = 124798^2 + 32114^2 .

It is not an unprimeable number, because it can be changed into a prime (16605849803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41514425 + ... + 41514824.

Almost surely, 2^16605849800 is an apocalyptic number.

16605849800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16605849800 is an abundant number, since it is smaller than the sum of its proper divisors (22002751450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16605849800 is a wasteful number, since it uses less digits than its factorization.

16605849800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83029265 (or 83029256 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 16605849800 in words is "sixteen billion, six hundred five million, eight hundred forty-nine thousand, eight hundred".