4663985880663 has 24 divisors (see below), whose sum is σ = 6782060151776. Its totient is φ = 3088469736000.

The previous prime is 4663985880647. The next prime is 4663985880677. The reversal of 4663985880663 is 3660885893664.

4663985880663 = 124122² + 124123² + ... + 124423².

4663985880663 is a `hidden beast` number, since 4 + 6 + 6 + 39 + 8 + 588 + 0 + 6 + 6 + 3 = 666.

It is not a de Polignac number, because 4663985880663 - 2⁴ = 4663985880647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4663985880591 and 4663985880600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4663985880263) 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, 16544673 + ... + 16824213.

Almost surely, 2^{4663985880663} is an apocalyptic number.

4663985880663 is a deficient number, since it is larger than the sum of its proper divisors (2118074271113).

4663985880663 is a wasteful number, since it uses less digits than its factorization.

4663985880663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291975 (or 291972 counting only the distinct ones).

The product of its (nonzero) digits is 1074954240, while the sum is 72.

The spelling of 4663985880663 in words is "four trillion, six hundred sixty-three billion, nine hundred eighty-five million, eight hundred eighty thousand, six hundred sixty-three".