322250007649 has 2 divisors, whose sum is σ = 322250007650. Its totient is φ = 322250007648.

The previous prime is 322250007613. The next prime is 322250007689. The reversal of 322250007649 is 946700052223.

It is an a-pointer prime, because the next prime (322250007689) can be obtained adding 322250007649 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319443127249 + 2806880400 = 565193^2 + 52980^2 .

It is a cyclic number.

It is not a de Polignac number, because 322250007649 - 2³³ = 313660073057 is a prime.

It is not a weakly prime, because it can be changed into another prime (322250007689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161125003824 + 161125003825.

It is an arithmetic number, because the mean of its divisors is an integer number (161125003825).

Almost surely, 2^322250007649 is an apocalyptic number.

It is an amenable number.

322250007649 is a deficient number, since it is larger than the sum of its proper divisors (1).

322250007649 is an equidigital number, since it uses as much as digits as its factorization.

322250007649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 322250007649 in words is "three hundred twenty-two billion, two hundred fifty million, seven thousand, six hundred forty-nine".