74338497029 has 2 divisors, whose sum is σ = 74338497030. Its totient is φ = 74338497028.

The previous prime is 74338497019. The next prime is 74338497049. The reversal of 74338497029 is 92079483347.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58607568100 + 15730928929 = 242090^2 + 125423^2 .

It is a cyclic number.

It is not a de Polignac number, because 74338497029 - 2⁸ = 74338496773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74338497019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37169248514 + 37169248515.

It is an arithmetic number, because the mean of its divisors is an integer number (37169248515).

Almost surely, 2^74338497029 is an apocalyptic number.

It is an amenable number.

74338497029 is a deficient number, since it is larger than the sum of its proper divisors (1).

74338497029 is an equidigital number, since it uses as much as digits as its factorization.

74338497029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 74338497029 in words is "seventy-four billion, three hundred thirty-eight million, four hundred ninety-seven thousand, twenty-nine".