22385871077 has 2 divisors, whose sum is σ = 22385871078. Its totient is φ = 22385871076.

The previous prime is 22385870999. The next prime is 22385871119. The reversal of 22385871077 is 77017858322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21432667201 + 953203876 = 146399^2 + 30874^2 .

It is a cyclic number.

It is not a de Polignac number, because 22385871077 - 2¹⁴ = 22385854693 is a prime.

It is a super-2 number, since 2×22385871077² (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 (22385831077) 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, 11192935538 + 11192935539.

It is an arithmetic number, because the mean of its divisors is an integer number (11192935539).

Almost surely, 2^22385871077 is an apocalyptic number.

It is an amenable number.

22385871077 is a deficient number, since it is larger than the sum of its proper divisors (1).

22385871077 is an equidigital number, since it uses as much as digits as its factorization.

22385871077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 22385871077 in words is "twenty-two billion, three hundred eighty-five million, eight hundred seventy-one thousand, seventy-seven".