322004729989 has 2 divisors, whose sum is σ = 322004729990. Its totient is φ = 322004729988.

The previous prime is 322004729953. The next prime is 322004730031. The reversal of 322004729989 is 989927400223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 232283513764 + 89721216225 = 481958^2 + 299535^2 .

It is a cyclic number.

It is not a de Polignac number, because 322004729989 - 2⁷ = 322004729861 is a prime.

It is a super-2 number, since 2×322004729989² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322004729909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161002364994 + 161002364995.

It is an arithmetic number, because the mean of its divisors is an integer number (161002364995).

Almost surely, 2^322004729989 is an apocalyptic number.

It is an amenable number.

322004729989 is a deficient number, since it is larger than the sum of its proper divisors (1).

322004729989 is an equidigital number, since it uses as much as digits as its factorization.

322004729989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The spelling of 322004729989 in words is "three hundred twenty-two billion, four million, seven hundred twenty-nine thousand, nine hundred eighty-nine".