999965000273 has 2 divisors, whose sum is σ = 999965000274. Its totient is φ = 999965000272.

The previous prime is 999965000263. The next prime is 999965000311. The reversal of 999965000273 is 372000569999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 511499596864 + 488465403409 = 715192^2 + 698903^2 .

It is a cyclic number.

It is not a de Polignac number, because 999965000273 - 2¹⁰ = 999964999249 is a prime.

It is not a weakly prime, because it can be changed into another prime (999965000213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499982500136 + 499982500137.

It is an arithmetic number, because the mean of its divisors is an integer number (499982500137).

Almost surely, 2^999965000273 is an apocalyptic number.

It is an amenable number.

999965000273 is a deficient number, since it is larger than the sum of its proper divisors (1).

999965000273 is an equidigital number, since it uses as much as digits as its factorization.

999965000273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8266860, while the sum is 59.

The spelling of 999965000273 in words is "nine hundred ninety-nine billion, nine hundred sixty-five million, two hundred seventy-three", and thus it is an aban number.