89542383193 has 2 divisors, whose sum is σ = 89542383194. Its totient is φ = 89542383192.

The previous prime is 89542383127. The next prime is 89542383211. The reversal of 89542383193 is 39138324598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58725282889 + 30817100304 = 242333^2 + 175548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89542383193 is a prime.

It is not a weakly prime, because it can be changed into another prime (89542383103) 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, 44771191596 + 44771191597.

It is an arithmetic number, because the mean of its divisors is an integer number (44771191597).

Almost surely, 2^89542383193 is an apocalyptic number.

It is an amenable number.

89542383193 is a deficient number, since it is larger than the sum of its proper divisors (1).

89542383193 is an equidigital number, since it uses as much as digits as its factorization.

89542383193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5598720, while the sum is 55.

The spelling of 89542383193 in words is "eighty-nine billion, five hundred forty-two million, three hundred eighty-three thousand, one hundred ninety-three".