8204868028663 has 8 divisors (see below), whose sum is σ = 8495393287680. Its totient is φ = 7914849354720.

The previous prime is 8204868028639. The next prime is 8204868028667. The reversal of 8204868028663 is 3668208684028.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8204868028663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8204868028667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126613303 + ... + 126678088.

It is an arithmetic number, because the mean of its divisors is an integer number (1061924160960).

Almost surely, 2^{8204868028663} is an apocalyptic number.

8204868028663 is a deficient number, since it is larger than the sum of its proper divisors (290525259017).

8204868028663 is a wasteful number, since it uses less digits than its factorization.

8204868028663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253292537.

The product of its (nonzero) digits is 42467328, while the sum is 61.

The spelling of 8204868028663 in words is "eight trillion, two hundred four billion, eight hundred sixty-eight million, twenty-eight thousand, six hundred sixty-three".