22355230589 has 2 divisors, whose sum is σ = 22355230590. Its totient is φ = 22355230588.

The previous prime is 22355230553. The next prime is 22355230657. The reversal of 22355230589 is 98503255322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14145058489 + 8210172100 = 118933^2 + 90610^2 .

It is a cyclic number.

It is not a de Polignac number, because 22355230589 - 2¹² = 22355226493 is a prime.

It is a super-2 number, since 2×22355230589² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22355235589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11177615294 + 11177615295.

It is an arithmetic number, because the mean of its divisors is an integer number (11177615295).

Almost surely, 2^22355230589 is an apocalyptic number.

It is an amenable number.

22355230589 is a deficient number, since it is larger than the sum of its proper divisors (1).

22355230589 is an equidigital number, since it uses as much as digits as its factorization.

22355230589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 22355230589 in words is "twenty-two billion, three hundred fifty-five million, two hundred thirty thousand, five hundred eighty-nine".