2808332891089 has 16 divisors (see below), whose sum is σ = 3244508403840. Its totient is φ = 2402363784960.

The previous prime is 2808332891047. The next prime is 2808332891129. The reversal of 2808332891089 is 9801982338082.

It is a cyclic number.

It is not a de Polignac number, because 2808332891089 - 2²³ = 2808324502481 is a prime.

It is a super-2 number, since 2×2808332891089² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2808332891029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599709 + ... + 2444650.

It is an arithmetic number, because the mean of its divisors is an integer number (202781775240).

Almost surely, 2^{2808332891089} is an apocalyptic number.

It is an amenable number.

2808332891089 is a deficient number, since it is larger than the sum of its proper divisors (436175512751).

2808332891089 is a wasteful number, since it uses less digits than its factorization.

2808332891089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049320.

The product of its (nonzero) digits is 11943936, while the sum is 61.

The spelling of 2808332891089 in words is "two trillion, eight hundred eight billion, three hundred thirty-two million, eight hundred ninety-one thousand, eighty-nine".