99808182273 has 32 divisors (see below), whose sum is σ = 139724062720. Its totient is φ = 63298428480.

The previous prime is 99808182259. The next prime is 99808182277. The reversal of 99808182273 is 37228180899.

It is not a de Polignac number, because 99808182273 - 2⁸ = 99808182017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99808182277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1248636 + ... + 1326162.

It is an arithmetic number, because the mean of its divisors is an integer number (4366376960).

It is a Proth number, since it is equal to 190369 ⋅ 2¹⁹ + 1 and 190369 < 2¹⁹.

Almost surely, 2^99808182273 is an apocalyptic number.

99808182273 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

It is an amenable number.

99808182273 is a deficient number, since it is larger than the sum of its proper divisors (39915880447).

99808182273 is a wasteful number, since it uses less digits than its factorization.

99808182273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77797.

The product of its (nonzero) digits is 3483648, while the sum is 57.

The spelling of 99808182273 in words is "ninety-nine billion, eight hundred eight million, one hundred eighty-two thousand, two hundred seventy-three".