74594564329 has 2 divisors, whose sum is σ = 74594564330. Its totient is φ = 74594564328.

The previous prime is 74594564251. The next prime is 74594564381. The reversal of 74594564329 is 92346549547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74594534400 + 29929 = 273120^2 + 173^2 .

It is a cyclic number.

It is not a de Polignac number, because 74594564329 - 2¹⁹ = 74594040041 is a prime.

It is not a weakly prime, because it can be changed into another prime (74594564389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37297282164 + 37297282165.

It is an arithmetic number, because the mean of its divisors is an integer number (37297282165).

Almost surely, 2^74594564329 is an apocalyptic number.

It is an amenable number.

74594564329 is a deficient number, since it is larger than the sum of its proper divisors (1).

74594564329 is an equidigital number, since it uses as much as digits as its factorization.

74594564329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32659200, while the sum is 58.

The spelling of 74594564329 in words is "seventy-four billion, five hundred ninety-four million, five hundred sixty-four thousand, three hundred twenty-nine".