75352736161 has 2 divisors, whose sum is σ = 75352736162. Its totient is φ = 75352736160.

The previous prime is 75352736117. The next prime is 75352736213. The reversal of 75352736161 is 16163725357.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41558899600 + 33793836561 = 203860^2 + 183831^2 .

It is a cyclic number.

It is not a de Polignac number, because 75352736161 - 2¹⁹ = 75352211873 is a prime.

It is not a weakly prime, because it can be changed into another prime (75352736111) 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, 37676368080 + 37676368081.

It is an arithmetic number, because the mean of its divisors is an integer number (37676368081).

Almost surely, 2^75352736161 is an apocalyptic number.

It is an amenable number.

75352736161 is a deficient number, since it is larger than the sum of its proper divisors (1).

75352736161 is an equidigital number, since it uses as much as digits as its factorization.

75352736161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 793800, while the sum is 46.

The spelling of 75352736161 in words is "seventy-five billion, three hundred fifty-two million, seven hundred thirty-six thousand, one hundred sixty-one".