9699859943064 has 24 divisors (see below), whose sum is σ = 26270454012660. Its totient is φ = 3233286647664.

The previous prime is 9699859943041. The next prime is 9699859943131. The reversal of 9699859943064 is 4603499589969.

9699859943064 is a `hidden beast` number, since 9 + 6 + 9 + 98 + 5 + 99 + 430 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67360138422 + ... + 67360138565.

Almost surely, 2^{9699859943064} is an apocalyptic number.

It is an amenable number.

9699859943064 is an abundant number, since it is smaller than the sum of its proper divisors (16570594069596).

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

9699859943064 is a wasteful number, since it uses less digits than its factorization.

9699859943064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134720276999 (or 134720276992 counting only the distinct ones).

The product of its (nonzero) digits is 4081466880, while the sum is 81.

The spelling of 9699859943064 in words is "nine trillion, six hundred ninety-nine billion, eight hundred fifty-nine million, nine hundred forty-three thousand, sixty-four".