8619703794864 has 120 divisors (see below), whose sum is σ = 24144967145520. Its totient is φ = 2870643234816.

The previous prime is 8619703794817. The next prime is 8619703794869. The reversal of 8619703794864 is 4684973079168.

8619703794864 is a `hidden beast` number, since 8 + 6 + 1 + 9 + 70 + 3 + 79 + 486 + 4 = 666.

It is a super-3 number, since 3×8619703794864³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 8619703794792 and 8619703794801.

It is not an unprimeable number, because it can be changed into a prime (8619703794869) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 913777092 + ... + 913786524.

It is an arithmetic number, because the mean of its divisors is an integer number (201208059546).

Almost surely, 2^{8619703794864} is an apocalyptic number.

It is an amenable number.

8619703794864 is an abundant number, since it is smaller than the sum of its proper divisors (15525263350656).

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

8619703794864 is a wasteful number, since it uses less digits than its factorization.

8619703794864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14499 (or 14490 counting only the distinct ones).

The product of its (nonzero) digits is 438939648, while the sum is 72.

The spelling of 8619703794864 in words is "eight trillion, six hundred nineteen billion, seven hundred three million, seven hundred ninety-four thousand, eight hundred sixty-four".