16243225600 has 396 divisors, whose sum is σ = 48960375264. Its totient is φ = 5317509120.

The previous prime is 16243225591. The next prime is 16243225703. The reversal of 16243225600 is 652234261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28850919 + ... + 28851481.

Almost surely, 2^16243225600 is an apocalyptic number.

16243225600 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 16243225600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24480187632).

16243225600 is an abundant number, since it is smaller than the sum of its proper divisors (32717149664).

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

16243225600 is a wasteful number, since it uses less digits than its factorization.

16243225600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630 (or 600 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 16243225600 its reverse (652234261), we get a palindrome (16895459861).

The spelling of 16243225600 in words is "sixteen billion, two hundred forty-three million, two hundred twenty-five thousand, six hundred".