5397712811657 has 2 divisors, whose sum is σ = 5397712811658. Its totient is φ = 5397712811656.

The previous prime is 5397712811641. The next prime is 5397712811671. The reversal of 5397712811657 is 7561182177935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4366779219856 + 1030933591801 = 2089684^2 + 1015349^2 .

It is a cyclic number.

It is not a de Polignac number, because 5397712811657 - 2⁴ = 5397712811641 is a prime.

It is a super-2 number, since 2×5397712811657² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5397712811657.

It is not a weakly prime, because it can be changed into another prime (5397712811357) 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, 2698856405828 + 2698856405829.

It is an arithmetic number, because the mean of its divisors is an integer number (2698856405829).

Almost surely, 2^{5397712811657} is an apocalyptic number.

It is an amenable number.

5397712811657 is a deficient number, since it is larger than the sum of its proper divisors (1).

5397712811657 is an equidigital number, since it uses as much as digits as its factorization.

5397712811657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22226400, while the sum is 62.

The spelling of 5397712811657 in words is "five trillion, three hundred ninety-seven billion, seven hundred twelve million, eight hundred eleven thousand, six hundred fifty-seven".