8646881351364 has 243 divisors, whose sum is σ = 23506570318413. Its totient is φ = 2679530547456.

The previous prime is 8646881351351. The next prime is 8646881351477. The reversal of 8646881351364 is 4631531886468.

The square root of 8646881351364 is 2940558.

It is a perfect power (a square), and thus also a powerful number.

8646881351364 is a `hidden beast` number, since 8 + 6 + 46 + 8 + 8 + 13 + 513 + 64 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6732001052100 + 1914880299264 = 2594610^2 + 1383792^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 38091988219 + ... + 38091988445.

Almost surely, 2^{8646881351364} is an apocalyptic number.

8646881351364 is the 2940558-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8646881351364

8646881351364 is an abundant number, since it is smaller than the sum of its proper divisors (14859688967049).

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

8646881351364 is a wasteful number, since it uses less digits than its factorization.

8646881351364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752 (or 376 counting only the distinct ones).

The product of its digits is 79626240, while the sum is 63.

The spelling of 8646881351364 in words is "eight trillion, six hundred forty-six billion, eight hundred eighty-one million, three hundred fifty-one thousand, three hundred sixty-four".