22075709989 has 2 divisors, whose sum is σ = 22075709990. Its totient is φ = 22075709988.

The previous prime is 22075709977. The next prime is 22075710037. The reversal of 22075709989 is 98990757022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12774650625 + 9301059364 = 113025^2 + 96442^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22075709989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22075709939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11037854994 + 11037854995.

It is an arithmetic number, because the mean of its divisors is an integer number (11037854995).

Almost surely, 2^22075709989 is an apocalyptic number.

It is an amenable number.

22075709989 is a deficient number, since it is larger than the sum of its proper divisors (1).

22075709989 is an equidigital number, since it uses as much as digits as its factorization.

22075709989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 58.

The spelling of 22075709989 in words is "twenty-two billion, seventy-five million, seven hundred nine thousand, nine hundred eighty-nine".