74596945393 has 2 divisors, whose sum is σ = 74596945394. Its totient is φ = 74596945392.

The previous prime is 74596945363. The next prime is 74596945411. The reversal of 74596945393 is 39354969547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74184327424 + 412617969 = 272368^2 + 20313^2 .

It is a cyclic number.

It is not a de Polignac number, because 74596945393 - 2⁹ = 74596944881 is a prime.

It is not a weakly prime, because it can be changed into another prime (74596945333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37298472696 + 37298472697.

It is an arithmetic number, because the mean of its divisors is an integer number (37298472697).

Almost surely, 2^74596945393 is an apocalyptic number.

It is an amenable number.

74596945393 is a deficient number, since it is larger than the sum of its proper divisors (1).

74596945393 is an equidigital number, since it uses as much as digits as its factorization.

74596945393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110224800, while the sum is 64.

The spelling of 74596945393 in words is "seventy-four billion, five hundred ninety-six million, nine hundred forty-five thousand, three hundred ninety-three".