22805000811 has 6 divisors (see below), whose sum is σ = 32940556740. Its totient is φ = 15203333868.

The previous prime is 22805000809. The next prime is 22805000821. The reversal of 22805000811 is 11800050822.

22805000811 is a `hidden beast` number, since 2 + 2 + 80 + 500 + 0 + 81 + 1 = 666.

It is not a de Polignac number, because 22805000811 - 2¹ = 22805000809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22805000821) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1266944481 + ... + 1266944498.

It is an arithmetic number, because the mean of its divisors is an integer number (5490092790).

Almost surely, 2^22805000811 is an apocalyptic number.

22805000811 is a deficient number, since it is larger than the sum of its proper divisors (10135555929).

22805000811 is a wasteful number, since it uses less digits than its factorization.

22805000811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533888985 (or 2533888982 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The spelling of 22805000811 in words is "twenty-two billion, eight hundred five million, eight hundred eleven", and thus it is an aban number.