6722905559 has 2 divisors, whose sum is σ = 6722905560. Its totient is φ = 6722905558.

The previous prime is 6722905547. The next prime is 6722905571. The reversal of 6722905559 is 9555092276.

It is a balanced prime because it is at equal distance from previous prime (6722905547) and next prime (6722905571).

It is a cyclic number.

It is not a de Polignac number, because 6722905559 - 2²⁰ = 6721856983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6722905529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3361452779 + 3361452780.

It is an arithmetic number, because the mean of its divisors is an integer number (3361452780).

Almost surely, 2^6722905559 is an apocalyptic number.

6722905559 is a deficient number, since it is larger than the sum of its proper divisors (1).

6722905559 is an equidigital number, since it uses as much as digits as its factorization.

6722905559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701000, while the sum is 50.

The square root of 6722905559 is about 81993.3263076941. The cubic root of 6722905559 is about 1887.3495279020.

The spelling of 6722905559 in words is "six billion, seven hundred twenty-two million, nine hundred five thousand, five hundred fifty-nine".