36205868811820 has 24 divisors (see below), whose sum is σ = 77886771445728. Its totient is φ = 14129119536000.

The previous prime is 36205868811811. The next prime is 36205868811869. The reversal of 36205868811820 is 2811886850263.

36205868811820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22076748456 + ... + 22076750095.

It is an arithmetic number, because the mean of its divisors is an integer number (3245282143572).

Almost surely, 2^{36205868811820} is an apocalyptic number.

It is an amenable number.

36205868811820 is an abundant number, since it is smaller than the sum of its proper divisors (41680902633908).

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

36205868811820 is a wasteful number, since it uses less digits than its factorization.

36205868811820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44153498601 (or 44153498599 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 58.

The spelling of 36205868811820 in words is "thirty-six trillion, two hundred five billion, eight hundred sixty-eight million, eight hundred eleven thousand, eight hundred twenty".