75466650073 has 2 divisors, whose sum is σ = 75466650074. Its totient is φ = 75466650072.

The previous prime is 75466650023. The next prime is 75466650079. The reversal of 75466650073 is 37005666457.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49278672144 + 26187977929 = 221988^2 + 161827^2 .

It is an emirp because it is prime and its reverse (37005666457) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75466650073 - 2⁹ = 75466649561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75466649999 and 75466650026.

It is not a weakly prime, because it can be changed into another prime (75466650079) 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, 37733325036 + 37733325037.

It is an arithmetic number, because the mean of its divisors is an integer number (37733325037).

Almost surely, 2^75466650073 is an apocalyptic number.

It is an amenable number.

75466650073 is a deficient number, since it is larger than the sum of its proper divisors (1).

75466650073 is an equidigital number, since it uses as much as digits as its factorization.

75466650073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3175200, while the sum is 49.

The spelling of 75466650073 in words is "seventy-five billion, four hundred sixty-six million, six hundred fifty thousand, seventy-three".