20006066100663 has 12 divisors (see below), whose sum is σ = 28900387950720. Its totient is φ = 13336114208256.

The previous prime is 20006066100653. The next prime is 20006066100737. The reversal of 20006066100663 is 36600166060002.

It is not a de Polignac number, because 20006066100663 - 2¹³ = 20006066092471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20006066100623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105165706 + ... + 105355767.

It is an arithmetic number, because the mean of its divisors is an integer number (2408365662560).

Almost surely, 2^{20006066100663} is an apocalyptic number.

20006066100663 is a deficient number, since it is larger than the sum of its proper divisors (8894321850057).

20006066100663 is a wasteful number, since it uses less digits than its factorization.

20006066100663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210532038 (or 210532035 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 20006066100663 in words is "twenty trillion, six billion, sixty-six million, one hundred thousand, six hundred sixty-three".