9836650720512 has 1440 divisors, whose sum is σ = 37965223296000. Its totient is φ = 2510490931200.

The previous prime is 9836650720493. The next prime is 9836650720543. The reversal of 9836650720512 is 2150270566389.

9836650720512 is a `hidden beast` number, since 9 + 8 + 3 + 6 + 6 + 50 + 72 + 0 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4615977687 + ... + 4615979817.

It is an arithmetic number, because the mean of its divisors is an integer number (26364738400).

Almost surely, 2^{9836650720512} 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 9836650720512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18982611648000).

9836650720512 is an abundant number, since it is smaller than the sum of its proper divisors (28128572575488).

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

9836650720512 is a wasteful number, since it uses less digits than its factorization.

9836650720512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250 (or 2213 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 9836650720512 in words is "nine trillion, eight hundred thirty-six billion, six hundred fifty million, seven hundred twenty thousand, five hundred twelve".