89622995593 has 2 divisors, whose sum is σ = 89622995594. Its totient is φ = 89622995592.

The previous prime is 89622995569. The next prime is 89622995647. The reversal of 89622995593 is 39559922698.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81628489849 + 7994505744 = 285707^2 + 89412^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89622995593 is a prime.

It is not a weakly prime, because it can be changed into another prime (89622995993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44811497796 + 44811497797.

It is an arithmetic number, because the mean of its divisors is an integer number (44811497797).

Almost surely, 2^89622995593 is an apocalyptic number.

It is an amenable number.

89622995593 is a deficient number, since it is larger than the sum of its proper divisors (1).

89622995593 is an equidigital number, since it uses as much as digits as its factorization.

89622995593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94478400, while the sum is 67.

The spelling of 89622995593 in words is "eighty-nine billion, six hundred twenty-two million, nine hundred ninety-five thousand, five hundred ninety-three".