745254600667193 has 2 divisors, whose sum is σ = 745254600667194. Its totient is φ = 745254600667192.

The previous prime is 745254600667151. The next prime is 745254600667261. The reversal of 745254600667193 is 391766006452547.

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., 509275446705424 + 235979153961769 = 22567132^2 + 15361613^2 .

It is a cyclic number.

It is not a de Polignac number, because 745254600667193 - 2³⁴ = 745237420798009 is a prime.

It is not a weakly prime, because it can be changed into another prime (745254600667133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372627300333596 + 372627300333597.

It is an arithmetic number, because the mean of its divisors is an integer number (372627300333597).

Almost surely, 2^{745254600667193} is an apocalyptic number.

It is an amenable number.

745254600667193 is a deficient number, since it is larger than the sum of its proper divisors (1).

745254600667193 is an equidigital number, since it uses as much as digits as its factorization.

745254600667193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 228614400, while the sum is 65.

The spelling of 745254600667193 in words is "seven hundred forty-five trillion, two hundred fifty-four billion, six hundred million, six hundred sixty-seven thousand, one hundred ninety-three".