9691013936 has 80 divisors (see below), whose sum is σ = 19851015168. Its totient is φ = 4574169600.

The previous prime is 9691013923. The next prime is 9691013939. The reversal of 9691013936 is 6393101969.

It is a super-2 number, since 2×9691013936² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9691013939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10637321 + ... + 10638231.

Almost surely, 2^9691013936 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 9691013936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9925507584).

9691013936 is an abundant number, since it is smaller than the sum of its proper divisors (10160001232).

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

9691013936 is a wasteful number, since it uses less digits than its factorization.

9691013936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290 (or 1284 counting only the distinct ones).

The product of its (nonzero) digits is 236196, while the sum is 47.

The square root of 9691013936 is about 98442.9476194207. The cubic root of 9691013936 is about 2132.0124643309.

The spelling of 9691013936 in words is "nine billion, six hundred ninety-one million, thirteen thousand, nine hundred thirty-six".