22009740606 has 128 divisors (see below), whose sum is σ = 56609679360. Its totient is φ = 6208793856.

The previous prime is 22009740601. The next prime is 22009740607. The reversal of 22009740606 is 60604790022.

It is a happy number.

22009740606 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 9 + 7 + 40 + 606 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22009740601) 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 63 ways as a sum of consecutive naturals, for example, 17792220 + ... + 17793456.

It is an arithmetic number, because the mean of its divisors is an integer number (442263120).

Almost surely, 2^22009740606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22009740606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28304839680).

22009740606 is an abundant number, since it is smaller than the sum of its proper divisors (34599938754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22009740606 is a wasteful number, since it uses less digits than its factorization.

22009740606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815 (or 1809 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 22009740606 in words is "twenty-two billion, nine million, seven hundred forty thousand, six hundred six".