622655605106461 has 2 divisors, whose sum is σ = 622655605106462. Its totient is φ = 622655605106460.

The previous prime is 622655605106429. The next prime is 622655605106551. The reversal of 622655605106461 is 164601506556226.

622655605106461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 458212811680836 + 164442793425625 = 21405906^2 + 12823525^2 .

It is a cyclic number.

It is not a de Polignac number, because 622655605106461 - 2⁵ = 622655605106429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622655605166461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311327802553230 + 311327802553231.

It is an arithmetic number, because the mean of its divisors is an integer number (311327802553231).

Almost surely, 2^{622655605106461} is an apocalyptic number.

It is an amenable number.

622655605106461 is a deficient number, since it is larger than the sum of its proper divisors (1).

622655605106461 is an equidigital number, since it uses as much as digits as its factorization.

622655605106461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552000, while the sum is 55.

The spelling of 622655605106461 in words is "six hundred twenty-two trillion, six hundred fifty-five billion, six hundred five million, one hundred six thousand, four hundred sixty-one".