19799206363 has 2 divisors, whose sum is σ = 19799206364. Its totient is φ = 19799206362.

The previous prime is 19799206309. The next prime is 19799206379. The reversal of 19799206363 is 36360299791.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19799206363 - 2¹³ = 19799198171 is a prime.

It is not a weakly prime, because it can be changed into another prime (19799206463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9899603181 + 9899603182.

It is an arithmetic number, because the mean of its divisors is an integer number (9899603182).

Almost surely, 2^19799206363 is an apocalyptic number.

19799206363 is a deficient number, since it is larger than the sum of its proper divisors (1).

19799206363 is an equidigital number, since it uses as much as digits as its factorization.

19799206363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3306744, while the sum is 55.

The spelling of 19799206363 in words is "nineteen billion, seven hundred ninety-nine million, two hundred six thousand, three hundred sixty-three".