16897422800 has 60 divisors (see below), whose sum is σ = 40661001696. Its totient is φ = 6748156800.

The previous prime is 16897422793. The next prime is 16897422877. The reversal of 16897422800 is 822479861.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 218927 + ... + 285873.

Almost surely, 2^16897422800 is an apocalyptic number.

16897422800 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 16897422800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20330500848).

16897422800 is an abundant number, since it is smaller than the sum of its proper divisors (23763578896).

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

16897422800 is a wasteful number, since it uses less digits than its factorization.

16897422800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67596 (or 67585 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 16897422800 in words is "sixteen billion, eight hundred ninety-seven million, four hundred twenty-two thousand, eight hundred".