9897412096512 has 240 divisors, whose sum is σ = 30113423188992. Its totient is φ = 3124781383680.

The previous prime is 9897412096463. The next prime is 9897412096513. The reversal of 9897412096512 is 2156902147989.

9897412096512 is a `hidden beast` number, since 9 + 8 + 9 + 7 + 4 + 1 + 20 + 96 + 512 = 666.

It is a super-2 number, since 2×9897412096512² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9897412096512.

It is not an unprimeable number, because it can be changed into a prime (9897412096513) 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, 5976768 + ... + 7450944.

Almost surely, 2^{9897412096512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9897412096512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15056711594496).

9897412096512 is an abundant number, since it is smaller than the sum of its proper divisors (20216011092480).

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

9897412096512 is a wasteful number, since it uses less digits than its factorization.

9897412096512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474279 (or 1474260 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 63.

The spelling of 9897412096512 in words is "nine trillion, eight hundred ninety-seven billion, four hundred twelve million, ninety-six thousand, five hundred twelve".