22775209999 has 2 divisors, whose sum is σ = 22775210000. Its totient is φ = 22775209998.

The previous prime is 22775209987. The next prime is 22775210023. The reversal of 22775209999 is 99990257722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22775209999 - 2¹¹ = 22775207951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22775209949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11387604999 + 11387605000.

It is an arithmetic number, because the mean of its divisors is an integer number (11387605000).

Almost surely, 2^22775209999 is an apocalyptic number.

22775209999 is a deficient number, since it is larger than the sum of its proper divisors (1).

22775209999 is an equidigital number, since it uses as much as digits as its factorization.

22775209999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12859560, while the sum is 61.

The spelling of 22775209999 in words is "twenty-two billion, seven hundred seventy-five million, two hundred nine thousand, nine hundred ninety-nine".