36365220565 has 8 divisors (see below), whose sum is σ = 43686171648. Its totient is φ = 29060238480.

The previous prime is 36365220539. The next prime is 36365220571. The reversal of 36365220565 is 56502256363.

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

It is not a de Polignac number, because 36365220565 - 2⁵ = 36365220533 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 3987237 + ... + 3996346.

It is an arithmetic number, because the mean of its divisors is an integer number (5460771456).

Almost surely, 2^36365220565 is an apocalyptic number.

It is an amenable number.

36365220565 is a deficient number, since it is larger than the sum of its proper divisors (7320951083).

36365220565 is an equidigital number, since it uses as much as digits as its factorization.

36365220565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7984499.

The product of its (nonzero) digits is 972000, while the sum is 43.

The spelling of 36365220565 in words is "thirty-six billion, three hundred sixty-five million, two hundred twenty thousand, five hundred sixty-five".