622347577462489 has 2 divisors, whose sum is σ = 622347577462490. Its totient is φ = 622347577462488.

The previous prime is 622347577462439. The next prime is 622347577462529. The reversal of 622347577462489 is 984264775743226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 605494212531264 + 16853364931225 = 24606792^2 + 4105285^2 .

It is a cyclic number.

It is not a de Polignac number, because 622347577462489 - 2⁷ = 622347577462361 is a prime.

It is not a weakly prime, because it can be changed into another prime (622347577462439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311173788731244 + 311173788731245.

It is an arithmetic number, because the mean of its divisors is an integer number (311173788731245).

Almost surely, 2^{622347577462489} is an apocalyptic number.

It is an amenable number.

622347577462489 is a deficient number, since it is larger than the sum of its proper divisors (1).

622347577462489 is an equidigital number, since it uses as much as digits as its factorization.

622347577462489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6827950080, while the sum is 76.

The spelling of 622347577462489 in words is "six hundred twenty-two trillion, three hundred forty-seven billion, five hundred seventy-seven million, four hundred sixty-two thousand, four hundred eighty-nine".