99983222593 has 2 divisors, whose sum is σ = 99983222594. Its totient is φ = 99983222592.

The previous prime is 99983222579. The next prime is 99983222609. The reversal of 99983222593 is 39522238999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73307187009 + 26676035584 = 270753^2 + 163328^2 .

It is a cyclic number.

It is not a de Polignac number, because 99983222593 - 2⁹ = 99983222081 is a prime.

It is not a weakly prime, because it can be changed into another prime (99983220593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49991611296 + 49991611297.

It is an arithmetic number, because the mean of its divisors is an integer number (49991611297).

Almost surely, 2^99983222593 is an apocalyptic number.

It is an amenable number.

99983222593 is a deficient number, since it is larger than the sum of its proper divisors (1).

99983222593 is an equidigital number, since it uses as much as digits as its factorization.

99983222593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18895680, while the sum is 61.

The spelling of 99983222593 in words is "ninety-nine billion, nine hundred eighty-three million, two hundred twenty-two thousand, five hundred ninety-three".