9678832691 has 8 divisors (see below), whose sum is σ = 10560096768. Its totient is φ = 8797797000.

The previous prime is 9678832661. The next prime is 9678832697. The reversal of 9678832691 is 1962388769.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9678832691 - 2¹⁸ = 9678570547 is a prime.

It is a super-3 number, since 3×9678832691³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9678832691.

It is not an unprimeable number, because it can be changed into a prime (9678832697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38486 + ... + 144356.

It is an arithmetic number, because the mean of its divisors is an integer number (1320012096).

Almost surely, 2^9678832691 is an apocalyptic number.

9678832691 is a deficient number, since it is larger than the sum of its proper divisors (881264077).

9678832691 is a wasteful number, since it uses less digits than its factorization.

9678832691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114193.

The product of its digits is 7838208, while the sum is 59.

The square root of 9678832691 is about 98381.0585986957. The cubic root of 9678832691 is about 2131.1188029351.

The spelling of 9678832691 in words is "nine billion, six hundred seventy-eight million, eight hundred thirty-two thousand, six hundred ninety-one".