75165606673 has 2 divisors, whose sum is σ = 75165606674. Its totient is φ = 75165606672.

The previous prime is 75165606661. The next prime is 75165606713. The reversal of 75165606673 is 37660656157.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61776108304 + 13389498369 = 248548^2 + 115713^2 .

It is an emirp because it is prime and its reverse (37660656157) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75165606673 - 2¹⁷ = 75165475601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75165606673.

It is not a weakly prime, because it can be changed into another prime (75165606623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37582803336 + 37582803337.

It is an arithmetic number, because the mean of its divisors is an integer number (37582803337).

Almost surely, 2^75165606673 is an apocalyptic number.

It is an amenable number.

75165606673 is a deficient number, since it is larger than the sum of its proper divisors (1).

75165606673 is an equidigital number, since it uses as much as digits as its factorization.

75165606673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4762800, while the sum is 52.

The spelling of 75165606673 in words is "seventy-five billion, one hundred sixty-five million, six hundred six thousand, six hundred seventy-three".