36205641660645 has 32 divisors (see below), whose sum is σ = 64365945747840. Its totient is φ = 19309567380480.

The previous prime is 36205641660557. The next prime is 36205641660689. The reversal of 36205641660645 is 54606614650263.

36205641660645 is a `hidden beast` number, since 3 + 6 + 2 + 0 + 564 + 16 + 6 + 0 + 64 + 5 = 666.

36205641660645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36205641660645 - 2¹⁵ = 36205641627877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36205641660591 and 36205641660600.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 27302862 + ... + 28598208.

It is an arithmetic number, because the mean of its divisors is an integer number (2011435804620).

Almost surely, 2^{36205641660645} is an apocalyptic number.

It is an amenable number.

36205641660645 is a deficient number, since it is larger than the sum of its proper divisors (28160304087195).

36205641660645 is a wasteful number, since it uses less digits than its factorization.

36205641660645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502402 (or 1502396 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 54.

The spelling of 36205641660645 in words is "thirty-six trillion, two hundred five billion, six hundred forty-one million, six hundred sixty thousand, six hundred forty-five".