8734874998439 has 2 divisors, whose sum is σ = 8734874998440. Its totient is φ = 8734874998438.

The previous prime is 8734874998393. The next prime is 8734874998441. The reversal of 8734874998439 is 9348994784378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8734874998439 - 2²⁰ = 8734873949863 is a prime.

It is a Sophie Germain prime.

Together with 8734874998441, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8734874998469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4367437499219 + 4367437499220.

It is an arithmetic number, because the mean of its divisors is an integer number (4367437499220).

Almost surely, 2^{8734874998439} is an apocalyptic number.

8734874998439 is a deficient number, since it is larger than the sum of its proper divisors (1).

8734874998439 is an equidigital number, since it uses as much as digits as its factorization.

8734874998439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10534551552, while the sum is 83.

The spelling of 8734874998439 in words is "eight trillion, seven hundred thirty-four billion, eight hundred seventy-four million, nine hundred ninety-eight thousand, four hundred thirty-nine".