9631682672 has 20 divisors (see below), whose sum is σ = 18664869360. Its totient is φ = 4814942208.

The previous prime is 9631682647. The next prime is 9631682677. The reversal of 9631682672 is 2762861369.

It is a happy number.

It is a super-2 number, since 2×9631682672² (a number of 21 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 9631682672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9631682677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36848 + ... + 143600.

It is an arithmetic number, because the mean of its divisors is an integer number (933243468).

Almost surely, 2^9631682672 is an apocalyptic number.

It is an amenable number.

9631682672 is a deficient number, since it is larger than the sum of its proper divisors (9033186688).

9631682672 is a wasteful number, since it uses less digits than its factorization.

9631682672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112400 (or 112394 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 50.

The square root of 9631682672 is about 98141.1364922987. The cubic root of 9631682672 is about 2127.6526170376.

The spelling of 9631682672 in words is "nine billion, six hundred thirty-one million, six hundred eighty-two thousand, six hundred seventy-two".