16803700000 has 72 divisors (see below), whose sum is σ = 41350454964. Its totient is φ = 6721440000.

The previous prime is 16803699937. The next prime is 16803700007. The reversal of 16803700000 is 730861.

It can be written as a sum of positive squares in 6 ways, for example, as 620807056 + 16182892944 = 24916^2 + 127212^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (16803700007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15982 + ... + 184018.

Almost surely, 2^16803700000 is an apocalyptic number.

16803700000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16803700000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20675227482).

16803700000 is an abundant number, since it is smaller than the sum of its proper divisors (24546754964).

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

16803700000 is an frugal number, since it uses more digits than its factorization.

16803700000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168072 (or 168044 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 16803700000 in words is "sixteen billion, eight hundred three million, seven hundred thousand".