1646033079043 has 2 divisors, whose sum is σ = 1646033079044. Its totient is φ = 1646033079042.

The previous prime is 1646033079013. The next prime is 1646033079049. The reversal of 1646033079043 is 3409703306461.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1646033079043 - 2⁹ = 1646033078531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1646033078984 and 1646033079002.

It is not a weakly prime, because it can be changed into another prime (1646033079049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 823016539521 + 823016539522.

It is an arithmetic number, because the mean of its divisors is an integer number (823016539522).

Almost surely, 2^{1646033079043} is an apocalyptic number.

1646033079043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1646033079043 is an equidigital number, since it uses as much as digits as its factorization.

1646033079043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 46.

The spelling of 1646033079043 in words is "one trillion, six hundred forty-six billion, thirty-three million, seventy-nine thousand, forty-three".