8447713396019 has 2 divisors, whose sum is σ = 8447713396020. Its totient is φ = 8447713396018.

The previous prime is 8447713395983. The next prime is 8447713396063. The reversal of 8447713396019 is 9106933177448.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8447713396019 - 2⁸ = 8447713395763 is a prime.

It is a super-2 number, since 2×8447713396019² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (8447713396099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4223856698009 + 4223856698010.

It is an arithmetic number, because the mean of its divisors is an integer number (4223856698010).

Almost surely, 2^{8447713396019} is an apocalyptic number.

8447713396019 is a deficient number, since it is larger than the sum of its proper divisors (1).

8447713396019 is an equidigital number, since it uses as much as digits as its factorization.

8447713396019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27433728, while the sum is 62.

The spelling of 8447713396019 in words is "eight trillion, four hundred forty-seven billion, seven hundred thirteen million, three hundred ninety-six thousand, nineteen".