2040809329243 has 2 divisors, whose sum is σ = 2040809329244. Its totient is φ = 2040809329242.

The previous prime is 2040809329211. The next prime is 2040809329249. The reversal of 2040809329243 is 3429239080402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2040809329243 - 2⁵ = 2040809329211 is a prime.

It is a super-3 number, since 3×2040809329243³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2040809329193 and 2040809329202.

It is not a weakly prime, because it can be changed into another prime (2040809329249) by changing a digit.

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 as a sum of consecutive naturals, namely, 1020404664621 + 1020404664622.

It is an arithmetic number, because the mean of its divisors is an integer number (1020404664622).

Almost surely, 2^{2040809329243} is an apocalyptic number.

2040809329243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040809329243 is an equidigital number, since it uses as much as digits as its factorization.

2040809329243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 2040809329243 in words is "two trillion, forty billion, eight hundred nine million, three hundred twenty-nine thousand, two hundred forty-three".