9313661338686 has 24 divisors (see below), whose sum is σ = 20179891530864. Its totient is φ = 3104508862080.

The previous prime is 9313661338661. The next prime is 9313661338697. The reversal of 9313661338686 is 6868331663139.

It is a happy number.

9313661338686 is a `hidden beast` number, since 9 + 3 + 1 + 3 + 6 + 613 + 3 + 8 + 6 + 8 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2452435 + ... + 4964046.

It is an arithmetic number, because the mean of its divisors is an integer number (840828813786).

Almost surely, 2^{9313661338686} is an apocalyptic number.

9313661338686 is an abundant number, since it is smaller than the sum of its proper divisors (10866230192178).

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

9313661338686 is a wasteful number, since it uses less digits than its factorization.

9313661338686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7486256 (or 7486253 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 63.

The spelling of 9313661338686 in words is "nine trillion, three hundred thirteen billion, six hundred sixty-one million, three hundred thirty-eight thousand, six hundred eighty-six".