5144890656197 has 2 divisors, whose sum is σ = 5144890656198. Its totient is φ = 5144890656196.

The previous prime is 5144890656181. The next prime is 5144890656233. The reversal of 5144890656197 is 7916560984415.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4793651892481 + 351238763716 = 2189441^2 + 592654^2 .

It is a cyclic number.

It is not a de Polignac number, because 5144890656197 - 2⁴ = 5144890656181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5144890656097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2572445328098 + 2572445328099.

It is an arithmetic number, because the mean of its divisors is an integer number (2572445328099).

Almost surely, 2^{5144890656197} is an apocalyptic number.

It is an amenable number.

5144890656197 is a deficient number, since it is larger than the sum of its proper divisors (1).

5144890656197 is an equidigital number, since it uses as much as digits as its factorization.

5144890656197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65318400, while the sum is 65.

The spelling of 5144890656197 in words is "five trillion, one hundred forty-four billion, eight hundred ninety million, six hundred fifty-six thousand, one hundred ninety-seven".