6622455361 has 2 divisors, whose sum is σ = 6622455362. Its totient is φ = 6622455360.

The previous prime is 6622455347. The next prime is 6622455373. The reversal of 6622455361 is 1635542266.

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., 4969545025 + 1652910336 = 70495^2 + 40656^2 .

It is a cyclic number.

It is not a de Polignac number, because 6622455361 - 2⁷ = 6622455233 is a prime.

It is not a weakly prime, because it can be changed into another prime (6622455461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311227680 + 3311227681.

It is an arithmetic number, because the mean of its divisors is an integer number (3311227681).

Almost surely, 2^6622455361 is an apocalyptic number.

It is an amenable number.

6622455361 is a deficient number, since it is larger than the sum of its proper divisors (1).

6622455361 is an equidigital number, since it uses as much as digits as its factorization.

6622455361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 40.

The square root of 6622455361 is about 81378.4698860823. The cubic root of 6622455361 is about 1877.9023836447.

The spelling of 6622455361 in words is "six billion, six hundred twenty-two million, four hundred fifty-five thousand, three hundred sixty-one".