805339023099 has 16 divisors (see below), whose sum is σ = 1156419016704. Its totient is φ = 495578340000.

The previous prime is 805339023061. The next prime is 805339023107. The reversal of 805339023099 is 990320933508.

It is not a de Polignac number, because 805339023099 - 2¹¹ = 805339021051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (805339023899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1081894 + ... + 1667684.

It is an arithmetic number, because the mean of its divisors is an integer number (72276188544).

Almost surely, 2^805339023099 is an apocalyptic number.

805339023099 is a deficient number, since it is larger than the sum of its proper divisors (351079993605).

805339023099 is a wasteful number, since it uses less digits than its factorization.

805339023099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621058.

The product of its (nonzero) digits is 1574640, while the sum is 51.

The spelling of 805339023099 in words is "eight hundred five billion, three hundred thirty-nine million, twenty-three thousand, ninety-nine".