200999864749499 has 2 divisors, whose sum is σ = 200999864749500. Its totient is φ = 200999864749498.

The previous prime is 200999864749483. The next prime is 200999864749507. The reversal of 200999864749499 is 994947468999002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200999864749499 - 2⁴ = 200999864749483 is a prime.

It is not a weakly prime, because it can be changed into another prime (200999864745499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100499932374749 + 100499932374750.

It is an arithmetic number, because the mean of its divisors is an integer number (100499932374750).

Almost surely, 2^{200999864749499} is an apocalyptic number.

200999864749499 is a deficient number, since it is larger than the sum of its proper divisors (1).

200999864749499 is an equidigital number, since it uses as much as digits as its factorization.

200999864749499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22856214528, while the sum is 89.

The spelling of 200999864749499 in words is "two hundred trillion, nine hundred ninety-nine billion, eight hundred sixty-four million, seven hundred forty-nine thousand, four hundred ninety-nine".