42671044033 has 2 divisors, whose sum is σ = 42671044034. Its totient is φ = 42671044032.

The previous prime is 42671044001. The next prime is 42671044061. The reversal of 42671044033 is 33044017624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24958628289 + 17712415744 = 157983^2 + 133088^2 .

It is a cyclic number.

It is not a de Polignac number, because 42671044033 - 2⁵ = 42671044001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42671044033.

It is not a weakly prime, because it can be changed into another prime (42671044063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21335522016 + 21335522017.

It is an arithmetic number, because the mean of its divisors is an integer number (21335522017).

Almost surely, 2^42671044033 is an apocalyptic number.

It is an amenable number.

42671044033 is a deficient number, since it is larger than the sum of its proper divisors (1).

42671044033 is an equidigital number, since it uses as much as digits as its factorization.

42671044033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 42671044033 in words is "forty-two billion, six hundred seventy-one million, forty-four thousand, thirty-three".