5365623886686 has 640 divisors, whose sum is σ = 15504850944000. Its totient is φ = 1351796947200.

The previous prime is 5365623886681. The next prime is 5365623886699. The reversal of 5365623886686 is 6866883265635.

5365623886686 is a `hidden beast` number, since 53 + 6 + 5 + 62 + 388 + 66 + 86 = 666.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5365623886681) 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 319 ways as a sum of consecutive naturals, for example, 8503365591 + ... + 8503366221.

It is an arithmetic number, because the mean of its divisors is an integer number (24226329600).

Almost surely, 2^{5365623886686} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5365623886686, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7752425472000).

5365623886686 is an abundant number, since it is smaller than the sum of its proper divisors (10139227057314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5365623886686 is a wasteful number, since it uses less digits than its factorization.

5365623886686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170 (or 1161 counting only the distinct ones).

The product of its digits is 1791590400, while the sum is 72.

The spelling of 5365623886686 in words is "five trillion, three hundred sixty-five billion, six hundred twenty-three million, eight hundred eighty-six thousand, six hundred eighty-six".