16896512535552 has 440 divisors, whose sum is σ = 54490149252000. Its totient is φ = 5184326467584.

The previous prime is 16896512535523. The next prime is 16896512535571. The reversal of 16896512535552 is 25553521569861.

16896512535552 is a `hidden beast` number, since 1 + 6 + 8 + 9 + 6 + 51 + 25 + 3 + 5 + 552 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 16896512535552.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 387077824 + ... + 387121472.

It is an arithmetic number, because the mean of its divisors is an integer number (123841248300).

Almost surely, 2^{16896512535552} is an apocalyptic number.

16896512535552 is a gapful number since it is divisible by the number (12) 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 16896512535552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27245074626000).

16896512535552 is an abundant number, since it is smaller than the sum of its proper divisors (37593636716448).

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

16896512535552 is a wasteful number, since it uses less digits than its factorization.

16896512535552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44053 (or 44026 counting only the distinct ones).

The product of its digits is 97200000, while the sum is 63.

The spelling of 16896512535552 in words is "sixteen trillion, eight hundred ninety-six billion, five hundred twelve million, five hundred thirty-five thousand, five hundred fifty-two".