366563365663 has 12 divisors (see below), whose sum is σ = 402932176920. Its totient is φ = 333226670480.

The previous prime is 366563365643. The next prime is 366563365687.

It is a happy number.

366563365663 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 366563365663 - 2⁵ = 366563365631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 366563365598 and 366563365607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366563365643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4775181 + ... + 4851337.

It is an arithmetic number, because the mean of its divisors is an integer number (33577681410).

Almost surely, 2^366563365663 is an apocalyptic number.

366563365663 is a deficient number, since it is larger than the sum of its proper divisors (36368811257).

366563365663 is a wasteful number, since it uses less digits than its factorization.

366563365663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115958 (or 115947 counting only the distinct ones).

The product of its digits is 94478400, while the sum is 58.

The spelling of 366563365663 in words is "three hundred sixty-six billion, five hundred sixty-three million, three hundred sixty-five thousand, six hundred sixty-three".