8639946499368 has 16 divisors (see below), whose sum is σ = 21599866248480. Its totient is φ = 2879982166448.

The previous prime is 8639946499337. The next prime is 8639946499397.

8639946499368 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179998885380 + ... + 179998885427.

It is an arithmetic number, because the mean of its divisors is an integer number (1349991640530).

Almost surely, 2^{8639946499368} is an apocalyptic number.

It is an amenable number.

8639946499368 is an abundant number, since it is smaller than the sum of its proper divisors (12959919749112).

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

8639946499368 is a wasteful number, since it uses less digits than its factorization.

8639946499368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359997770816 (or 359997770812 counting only the distinct ones).

The product of its digits is 13060694016, while the sum is 84.

The spelling of 8639946499368 in words is "eight trillion, six hundred thirty-nine billion, nine hundred forty-six million, four hundred ninety-nine thousand, three hundred sixty-eight".