53324416517 has 2 divisors, whose sum is σ = 53324416518. Its totient is φ = 53324416516.

The previous prime is 53324416393. The next prime is 53324416547. The reversal of 53324416517 is 71561442335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48446651236 + 4877765281 = 220106^2 + 69841^2 .

It is a cyclic number.

It is not a de Polignac number, because 53324416517 - 2¹⁰ = 53324415493 is a prime.

It is a super-2 number, since 2×53324416517² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53324416547) 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, 26662208258 + 26662208259.

It is an arithmetic number, because the mean of its divisors is an integer number (26662208259).

Almost surely, 2^53324416517 is an apocalyptic number.

It is an amenable number.

53324416517 is a deficient number, since it is larger than the sum of its proper divisors (1).

53324416517 is an equidigital number, since it uses as much as digits as its factorization.

53324416517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 41.

The spelling of 53324416517 in words is "fifty-three billion, three hundred twenty-four million, four hundred sixteen thousand, five hundred seventeen".