9681962694 has 8 divisors (see below), whose sum is σ = 19363925400. Its totient is φ = 3227320896.

The previous prime is 9681962659. The next prime is 9681962701. The reversal of 9681962694 is 4962691869.

9681962694 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

9681962694 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 806830219 + ... + 806830230.

It is an arithmetic number, because the mean of its divisors is an integer number (2420490675).

Almost surely, 2^9681962694 is an apocalyptic number.

9681962694 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9681962694 is a wasteful number, since it uses less digits than its factorization.

9681962694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613660454.

The product of its digits is 10077696, while the sum is 60.

The square root of 9681962694 is about 98396.9648617273. The cubic root of 9681962694 is about 2131.3485031324.

The spelling of 9681962694 in words is "nine billion, six hundred eighty-one million, nine hundred sixty-two thousand, six hundred ninety-four".