219036368297 has 2 divisors, whose sum is σ = 219036368298. Its totient is φ = 219036368296.

The previous prime is 219036368281. The next prime is 219036368311. The reversal of 219036368297 is 792863630912.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217912509721 + 1123858576 = 466811^2 + 33524^2 .

It is a cyclic number.

It is not a de Polignac number, because 219036368297 - 2⁴ = 219036368281 is a prime.

It is not a weakly prime, because it can be changed into another prime (219036368197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109518184148 + 109518184149.

It is an arithmetic number, because the mean of its divisors is an integer number (109518184149).

Almost surely, 2^219036368297 is an apocalyptic number.

It is an amenable number.

219036368297 is a deficient number, since it is larger than the sum of its proper divisors (1).

219036368297 is an equidigital number, since it uses as much as digits as its factorization.

219036368297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 219036368297 in words is "two hundred nineteen billion, thirty-six million, three hundred sixty-eight thousand, two hundred ninety-seven".