5197474655993 has 2 divisors, whose sum is σ = 5197474655994. Its totient is φ = 5197474655992.

The previous prime is 5197474655941. The next prime is 5197474656071. The reversal of 5197474655993 is 3995564747915.

5197474655993 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3026531734249 + 2170942921744 = 1739693^2 + 1473412^2 .

It is a cyclic number.

It is not a de Polignac number, because 5197474655993 - 2¹⁶ = 5197474590457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5197474655993.

It is not a weakly prime, because it can be changed into another prime (5197474055993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2598737327996 + 2598737327997.

It is an arithmetic number, because the mean of its divisors is an integer number (2598737327997).

Almost surely, 2^{5197474655993} is an apocalyptic number.

It is an amenable number.

5197474655993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5197474655993 is an equidigital number, since it uses as much as digits as its factorization.

5197474655993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1285956000, while the sum is 74.

The spelling of 5197474655993 in words is "five trillion, one hundred ninety-seven billion, four hundred seventy-four million, six hundred fifty-five thousand, nine hundred ninety-three".