2042304306643 has 2 divisors, whose sum is σ = 2042304306644. Its totient is φ = 2042304306642.

The previous prime is 2042304306461. The next prime is 2042304306727. The reversal of 2042304306643 is 3466034032402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2042304306643 is a prime.

It is not a weakly prime, because it can be changed into another prime (2042304301643) 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, 1021152153321 + 1021152153322.

It is an arithmetic number, because the mean of its divisors is an integer number (1021152153322).

Almost surely, 2^{2042304306643} is an apocalyptic number.

2042304306643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042304306643 is an equidigital number, since it uses as much as digits as its factorization.

2042304306643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 37.

The spelling of 2042304306643 in words is "two trillion, forty-two billion, three hundred four million, three hundred six thousand, six hundred forty-three".