6455426244563 has 2 divisors, whose sum is σ = 6455426244564. Its totient is φ = 6455426244562.

The previous prime is 6455426244541. The next prime is 6455426244577. The reversal of 6455426244563 is 3654426245546.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6455426244563 - 2²⁴ = 6455409467347 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 6455426244499 and 6455426244508.

It is not a weakly prime, because it can be changed into another prime (6455426244523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3227713122281 + 3227713122282.

It is an arithmetic number, because the mean of its divisors is an integer number (3227713122282).

Almost surely, 2^{6455426244563} is an apocalyptic number.

6455426244563 is a deficient number, since it is larger than the sum of its proper divisors (1).

6455426244563 is an equidigital number, since it uses as much as digits as its factorization.

6455426244563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944000, while the sum is 56.

The spelling of 6455426244563 in words is "six trillion, four hundred fifty-five billion, four hundred twenty-six million, two hundred forty-four thousand, five hundred sixty-three".