9672732912 has 80 divisors (see below), whose sum is σ = 25660114592. Its totient is φ = 3138600960.

The previous prime is 9672732907. The next prime is 9672732919. The reversal of 9672732912 is 2192372769.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9672732919) 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, 266988 + ... + 301044.

Almost surely, 2^9672732912 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 9672732912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12830057296).

9672732912 is an abundant number, since it is smaller than the sum of its proper divisors (15987381680).

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

9672732912 is a wasteful number, since it uses less digits than its factorization.

9672732912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34226 (or 34220 counting only the distinct ones).

The product of its digits is 571536, while the sum is 48.

The square root of 9672732912 is about 98350.0529333869. The cubic root of 9672732912 is about 2130.6710187204.

The spelling of 9672732912 in words is "nine billion, six hundred seventy-two million, seven hundred thirty-two thousand, nine hundred twelve".