16825562496 has 192 divisors, whose sum is σ = 49203882000. Its totient is φ = 5518098432.

The previous prime is 16825562491. The next prime is 16825562497. The reversal of 16825562496 is 69426552861.

16825562496 is a `hidden beast` number, since 1 + 6 + 8 + 2 + 5 + 5 + 624 + 9 + 6 = 666.

16825562496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16825562491) 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 23 ways as a sum of consecutive naturals, for example, 38857896 + ... + 38858328.

Almost surely, 2^16825562496 is an apocalyptic number.

16825562496 is a gapful number since it is divisible by the number (16) 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 16825562496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24601941000).

16825562496 is an abundant number, since it is smaller than the sum of its proper divisors (32378319504).

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

16825562496 is a wasteful number, since it uses less digits than its factorization.

16825562496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921 (or 906 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The spelling of 16825562496 in words is "sixteen billion, eight hundred twenty-five million, five hundred sixty-two thousand, four hundred ninety-six".