22605614389 has 2 divisors, whose sum is σ = 22605614390. Its totient is φ = 22605614388.

The previous prime is 22605614351. The next prime is 22605614419. The reversal of 22605614389 is 98341650622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20888920900 + 1716693489 = 144530^2 + 41433^2 .

It is a cyclic number.

It is not a de Polignac number, because 22605614389 - 2³¹ = 20458130741 is a prime.

It is a super-2 number, since 2×22605614389² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22605614309) 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, 11302807194 + 11302807195.

It is an arithmetic number, because the mean of its divisors is an integer number (11302807195).

Almost surely, 2^22605614389 is an apocalyptic number.

It is an amenable number.

22605614389 is a deficient number, since it is larger than the sum of its proper divisors (1).

22605614389 is an equidigital number, since it uses as much as digits as its factorization.

22605614389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 22605614389 in words is "twenty-two billion, six hundred five million, six hundred fourteen thousand, three hundred eighty-nine".