74756843609603 has 2 divisors, whose sum is σ = 74756843609604. Its totient is φ = 74756843609602.

The previous prime is 74756843609561. The next prime is 74756843609621. The reversal of 74756843609603 is 30690634865747.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74756843609603 - 2¹⁴ = 74756843593219 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (74756843609663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37378421804801 + 37378421804802.

It is an arithmetic number, because the mean of its divisors is an integer number (37378421804802).

Almost surely, 2^{74756843609603} is an apocalyptic number.

74756843609603 is a deficient number, since it is larger than the sum of its proper divisors (1).

74756843609603 is an equidigital number, since it uses as much as digits as its factorization.

74756843609603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 548674560, while the sum is 68.

The spelling of 74756843609603 in words is "seventy-four trillion, seven hundred fifty-six billion, eight hundred forty-three million, six hundred nine thousand, six hundred three".