8734874998393 has 2 divisors, whose sum is σ = 8734874998394. Its totient is φ = 8734874998392.

The previous prime is 8734874998373. The next prime is 8734874998439. The reversal of 8734874998393 is 3938994784378.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4572981233209 + 4161893765184 = 2138453^2 + 2040072^2 .

It is a cyclic number.

It is not a de Polignac number, because 8734874998393 - 2⁹ = 8734874997881 is a prime.

It is a super-2 number, since 2×8734874998393² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8734874998303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4367437499196 + 4367437499197.

It is an arithmetic number, because the mean of its divisors is an integer number (4367437499197).

Almost surely, 2^{8734874998393} is an apocalyptic number.

It is an amenable number.

8734874998393 is a deficient number, since it is larger than the sum of its proper divisors (1).

8734874998393 is an equidigital number, since it uses as much as digits as its factorization.

8734874998393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7900913664, while the sum is 82.

The spelling of 8734874998393 in words is "eight trillion, seven hundred thirty-four billion, eight hundred seventy-four million, nine hundred ninety-eight thousand, three hundred ninety-three".