80241725533 has 2 divisors, whose sum is σ = 80241725534. Its totient is φ = 80241725532.

The previous prime is 80241725521. The next prime is 80241725549. The reversal of 80241725533 is 33552714208.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44883812164 + 35357913369 = 211858^2 + 188037^2 .

It is a cyclic number.

It is not a de Polignac number, because 80241725533 - 2³³ = 71651790941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80241725933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40120862766 + 40120862767.

It is an arithmetic number, because the mean of its divisors is an integer number (40120862767).

Almost surely, 2^80241725533 is an apocalyptic number.

It is an amenable number.

80241725533 is a deficient number, since it is larger than the sum of its proper divisors (1).

80241725533 is an equidigital number, since it uses as much as digits as its factorization.

80241725533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 80241725533 in words is "eighty billion, two hundred forty-one million, seven hundred twenty-five thousand, five hundred thirty-three".