6622144266589 has 2 divisors, whose sum is σ = 6622144266590. Its totient is φ = 6622144266588.

The previous prime is 6622144266541. The next prime is 6622144266599. The reversal of 6622144266589 is 9856624412266.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6596241939225 + 25902327364 = 2568315^2 + 160942^2 .

It is a cyclic number.

It is not a de Polignac number, because 6622144266589 - 2¹³ = 6622144258397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6622144266539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311072133294 + 3311072133295.

It is an arithmetic number, because the mean of its divisors is an integer number (3311072133295).

Almost surely, 2^{6622144266589} is an apocalyptic number.

It is an amenable number.

6622144266589 is a deficient number, since it is larger than the sum of its proper divisors (1).

6622144266589 is an equidigital number, since it uses as much as digits as its factorization.

6622144266589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 59719680, while the sum is 61.

The spelling of 6622144266589 in words is "six trillion, six hundred twenty-two billion, one hundred forty-four million, two hundred sixty-six thousand, five hundred eighty-nine".