2041318409573 has 4 divisors (see below), whose sum is σ = 2049261283020. Its totient is φ = 2033375536128.

The previous prime is 2041318409509. The next prime is 2041318409597. The reversal of 2041318409573 is 3759048131402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1865171998369 + 176146411204 = 1365713^2 + 419698^2 .

It is a cyclic number.

It is not a de Polignac number, because 2041318409573 - 2⁶ = 2041318409509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2041318409503) 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 3 ways as a sum of consecutive naturals, for example, 3971436338 + ... + 3971436851.

It is an arithmetic number, because the mean of its divisors is an integer number (512315320755).

Almost surely, 2^{2041318409573} is an apocalyptic number.

It is an amenable number.

2041318409573 is a deficient number, since it is larger than the sum of its proper divisors (7942873447).

2041318409573 is an equidigital number, since it uses as much as digits as its factorization.

2041318409573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7942873446.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 2041318409573 in words is "two trillion, forty-one billion, three hundred eighteen million, four hundred nine thousand, five hundred seventy-three".