33040443427 has 2 divisors, whose sum is σ = 33040443428. Its totient is φ = 33040443426.

The previous prime is 33040443413. The next prime is 33040443431. The reversal of 33040443427 is 72434404033.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33040443427 - 2¹⁹ = 33039919139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33040443392 and 33040443401.

It is not a weakly prime, because it can be changed into another prime (33040443407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16520221713 + 16520221714.

It is an arithmetic number, because the mean of its divisors is an integer number (16520221714).

Almost surely, 2^33040443427 is an apocalyptic number.

33040443427 is a deficient number, since it is larger than the sum of its proper divisors (1).

33040443427 is an equidigital number, since it uses as much as digits as its factorization.

33040443427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 34.

The spelling of 33040443427 in words is "thirty-three billion, forty million, four hundred forty-three thousand, four hundred twenty-seven".