74521080328441 has 2 divisors, whose sum is σ = 74521080328442. Its totient is φ = 74521080328440.

The previous prime is 74521080328361. The next prime is 74521080328531. The reversal of 74521080328441 is 14482308012547.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50989810711225 + 23531269617216 = 7140715^2 + 4850904^2 .

It is a cyclic number.

It is not a de Polignac number, because 74521080328441 - 2¹¹ = 74521080326393 is a prime.

It is not a weakly prime, because it can be changed into another prime (74521080328141) 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, 37260540164220 + 37260540164221.

It is an arithmetic number, because the mean of its divisors is an integer number (37260540164221).

Almost surely, 2^{74521080328441} is an apocalyptic number.

It is an amenable number.

74521080328441 is a deficient number, since it is larger than the sum of its proper divisors (1).

74521080328441 is an equidigital number, since it uses as much as digits as its factorization.

74521080328441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1720320, while the sum is 49.

The spelling of 74521080328441 in words is "seventy-four trillion, five hundred twenty-one billion, eighty million, three hundred twenty-eight thousand, four hundred forty-one".