74299680017 has 2 divisors, whose sum is σ = 74299680018. Its totient is φ = 74299680016.

The previous prime is 74299679959. The next prime is 74299680019. The reversal of 74299680017 is 71008699247.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43134720721 + 31164959296 = 207689^2 + 176536^2 .

It is a cyclic number.

It is not a de Polignac number, because 74299680017 - 2¹⁸ = 74299417873 is a prime.

Together with 74299680019, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74299680019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37149840008 + 37149840009.

It is an arithmetic number, because the mean of its divisors is an integer number (37149840009).

Almost surely, 2^74299680017 is an apocalyptic number.

It is an amenable number.

74299680017 is a deficient number, since it is larger than the sum of its proper divisors (1).

74299680017 is an equidigital number, since it uses as much as digits as its factorization.

74299680017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 53.

The spelling of 74299680017 in words is "seventy-four billion, two hundred ninety-nine million, six hundred eighty thousand, seventeen".