5638866116357 has 8 divisors (see below), whose sum is σ = 5731349702880. Its totient is φ = 5546383922160.

The previous prime is 5638866116353. The next prime is 5638866116381. The reversal of 5638866116357 is 7536116688365.

It is a happy number.

5638866116357 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5638866116357 - 2² = 5638866116353 is a prime.

It is a super-2 number, since 2×5638866116357² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5638866116293 and 5638866116302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5638866116353) 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, 10638494 + ... + 11155952.

It is an arithmetic number, because the mean of its divisors is an integer number (716418712860).

Almost surely, 2^{5638866116357} is an apocalyptic number.

It is an amenable number.

5638866116357 is a deficient number, since it is larger than the sum of its proper divisors (92483586523).

5638866116357 is a wasteful number, since it uses less digits than its factorization.

5638866116357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696163.

The product of its digits is 130636800, while the sum is 65.

The spelling of 5638866116357 in words is "five trillion, six hundred thirty-eight billion, eight hundred sixty-six million, one hundred sixteen thousand, three hundred fifty-seven".