53075786317 has 2 divisors, whose sum is σ = 53075786318. Its totient is φ = 53075786316.

The previous prime is 53075786311. The next prime is 53075786327. The reversal of 53075786317 is 71368757035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41937305796 + 11138480521 = 204786^2 + 105539^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53075786317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53075786311) 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, 26537893158 + 26537893159.

It is an arithmetic number, because the mean of its divisors is an integer number (26537893159).

Almost surely, 2^53075786317 is an apocalyptic number.

It is an amenable number.

53075786317 is a deficient number, since it is larger than the sum of its proper divisors (1).

53075786317 is an equidigital number, since it uses as much as digits as its factorization.

53075786317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3704400, while the sum is 52.

The spelling of 53075786317 in words is "fifty-three billion, seventy-five million, seven hundred eighty-six thousand, three hundred seventeen".