22384811845 has 12 divisors (see below), whose sum is σ = 29525752620. Its totient is φ = 16279862720.

The previous prime is 22384811831. The next prime is 22384811849. The reversal of 22384811845 is 54811848322.

It can be written as a sum of positive squares in 2 ways, for example, as 9059803489 + 13325008356 = 95183^2 + 115434^2 .

It is not a de Polignac number, because 22384811845 - 2¹⁵ = 22384779077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22384811795 and 22384811804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22384811849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18499240 + ... + 18500449.

It is an arithmetic number, because the mean of its divisors is an integer number (2460479385).

Almost surely, 2^22384811845 is an apocalyptic number.

It is an amenable number.

22384811845 is a deficient number, since it is larger than the sum of its proper divisors (7140940775).

22384811845 is a wasteful number, since it uses less digits than its factorization.

22384811845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36999716 (or 36999705 counting only the distinct ones).

The product of its digits is 491520, while the sum is 46.

The spelling of 22384811845 in words is "twenty-two billion, three hundred eighty-four million, eight hundred eleven thousand, eight hundred forty-five".