8704831357009 has 2 divisors, whose sum is σ = 8704831357010. Its totient is φ = 8704831357008.

The previous prime is 8704831356983. The next prime is 8704831357031. The reversal of 8704831357009 is 9007531384078.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4711708398609 + 3993122958400 = 2170647^2 + 1998280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8704831357009 is a prime.

It is not a weakly prime, because it can be changed into another prime (8704831357609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4352415678504 + 4352415678505.

It is an arithmetic number, because the mean of its divisors is an integer number (4352415678505).

Almost surely, 2^{8704831357009} is an apocalyptic number.

It is an amenable number.

8704831357009 is a deficient number, since it is larger than the sum of its proper divisors (1).

8704831357009 is an equidigital number, since it uses as much as digits as its factorization.

8704831357009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 8704831357009 in words is "eight trillion, seven hundred four billion, eight hundred thirty-one million, three hundred fifty-seven thousand, nine".