53191159589 has 2 divisors, whose sum is σ = 53191159590. Its totient is φ = 53191159588.

The previous prime is 53191159579. The next prime is 53191159601. The reversal of 53191159589 is 98595119135.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39924036100 + 13267123489 = 199810^2 + 115183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53191159589 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53191159519) 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, 26595579794 + 26595579795.

It is an arithmetic number, because the mean of its divisors is an integer number (26595579795).

Almost surely, 2^53191159589 is an apocalyptic number.

It is an amenable number.

53191159589 is a deficient number, since it is larger than the sum of its proper divisors (1).

53191159589 is an equidigital number, since it uses as much as digits as its factorization.

53191159589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2187000, while the sum is 56.

The spelling of 53191159589 in words is "fifty-three billion, one hundred ninety-one million, one hundred fifty-nine thousand, five hundred eighty-nine".