8456448428371 has 2 divisors, whose sum is σ = 8456448428372. Its totient is φ = 8456448428370.

The previous prime is 8456448428341. The next prime is 8456448428381. The reversal of 8456448428371 is 1738248446548.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8456448428371 - 2¹⁹ = 8456447904083 is a prime.

It is not a weakly prime, because it can be changed into another prime (8456448428341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4228224214185 + 4228224214186.

It is an arithmetic number, because the mean of its divisors is an integer number (4228224214186).

Almost surely, 2^{8456448428371} is an apocalyptic number.

8456448428371 is a deficient number, since it is larger than the sum of its proper divisors (1).

8456448428371 is an equidigital number, since it uses as much as digits as its factorization.

8456448428371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165150720, while the sum is 64.

The spelling of 8456448428371 in words is "eight trillion, four hundred fifty-six billion, four hundred forty-eight million, four hundred twenty-eight thousand, three hundred seventy-one".