64308933662866 has 8 divisors (see below), whose sum is σ = 96490338064524. Its totient is φ = 32145487641360.

The previous prime is 64308933662839. The next prime is 64308933662917. The reversal of 64308933662866 is 66826633980346.

64308933662866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 64199755625625 + 109178037241 = 8012475^2 + 330421^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 64308933662795 and 64308933662804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4489586085 + ... + 4489600408.

Almost surely, 2^{64308933662866} is an apocalyptic number.

64308933662866 is a deficient number, since it is larger than the sum of its proper divisors (32181404401658).

64308933662866 is a wasteful number, since it uses less digits than its factorization.

64308933662866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8979190076.

The product of its (nonzero) digits is 967458816, while the sum is 70.

The spelling of 64308933662866 in words is "sixty-four trillion, three hundred eight billion, nine hundred thirty-three million, six hundred sixty-two thousand, eight hundred sixty-six".