5211196646597 has 2 divisors, whose sum is σ = 5211196646598. Its totient is φ = 5211196646596.

The previous prime is 5211196646549. The next prime is 5211196646657. The reversal of 5211196646597 is 7956466911125.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2852312276641 + 2358884369956 = 1688879^2 + 1535866^2 .

It is a cyclic number.

It is not a de Polignac number, because 5211196646597 - 2¹⁰ = 5211196645573 is a prime.

It is a super-2 number, since 2×5211196646597² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5211196646897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2605598323298 + 2605598323299.

It is an arithmetic number, because the mean of its divisors is an integer number (2605598323299).

Almost surely, 2^{5211196646597} is an apocalyptic number.

It is an amenable number.

5211196646597 is a deficient number, since it is larger than the sum of its proper divisors (1).

5211196646597 is an equidigital number, since it uses as much as digits as its factorization.

5211196646597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24494400, while the sum is 62.

The spelling of 5211196646597 in words is "five trillion, two hundred eleven billion, one hundred ninety-six million, six hundred forty-six thousand, five hundred ninety-seven".