5205694636365 has 16 divisors (see below), whose sum is σ = 8336093099328. Its totient is φ = 2774043245696.

The previous prime is 5205694636349. The next prime is 5205694636381. The reversal of 5205694636365 is 5636364965025.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5205694636349) and next prime (5205694636381).

It is a cyclic number.

It is not a de Polignac number, because 5205694636365 - 2⁴ = 5205694636349 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 5205694636299 and 5205694636308.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 145433199 + ... + 145468988.

It is an arithmetic number, because the mean of its divisors is an integer number (521005818708).

Almost surely, 2^{5205694636365} is an apocalyptic number.

It is an amenable number.

5205694636365 is a deficient number, since it is larger than the sum of its proper divisors (3130398462963).

5205694636365 is a wasteful number, since it uses less digits than its factorization.

5205694636365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290903388.

The product of its (nonzero) digits is 104976000, while the sum is 60.

The spelling of 5205694636365 in words is "five trillion, two hundred five billion, six hundred ninety-four million, six hundred thirty-six thousand, three hundred sixty-five".