5638866116356 has 24 divisors (see below), whose sum is σ = 10765172184480. Its totient is φ = 2563105689600.

The previous prime is 5638866116353. The next prime is 5638866116381. The reversal of 5638866116356 is 6536116688365.

It is a super-2 number, since 2×5638866116356² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5638866116353) 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 7 ways as a sum of consecutive naturals, for example, 10701316 + ... + 11215876.

It is an arithmetic number, because the mean of its divisors is an integer number (448548841020).

Almost surely, 2^{5638866116356} is an apocalyptic number.

It is an amenable number.

5638866116356 is a deficient number, since it is larger than the sum of its proper divisors (5126306068124).

5638866116356 is a wasteful number, since it uses less digits than its factorization.

5638866116356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763635 (or 763633 counting only the distinct ones).

The product of its digits is 111974400, while the sum is 64.

The spelling of 5638866116356 in words is "five trillion, six hundred thirty-eight billion, eight hundred sixty-six million, one hundred sixteen thousand, three hundred fifty-six".