9785999773368 has 576 divisors, whose sum is σ = 34567939573440. Its totient is φ = 2434828087296.

The previous prime is 9785999773367. The next prime is 9785999773411. The reversal of 9785999773368 is 8633779995879.

9785999773368 is a `hidden beast` number, since 9 + 7 + 8 + 5 + 99 + 97 + 73 + 368 = 666.

9785999773368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9785999773367) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 252999246 + ... + 253037922.

Almost surely, 2^{9785999773368} 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 9785999773368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17283969786720).

9785999773368 is an abundant number, since it is smaller than the sum of its proper divisors (24781939800072).

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

9785999773368 is a wasteful number, since it uses less digits than its factorization.

9785999773368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38828 (or 38798 counting only the distinct ones).

The product of its digits is 38887309440, while the sum is 90.

The spelling of 9785999773368 in words is "nine trillion, seven hundred eighty-five billion, nine hundred ninety-nine million, seven hundred seventy-three thousand, three hundred sixty-eight".