22235904685 has 16 divisors (see below), whose sum is σ = 27261340416. Its totient is φ = 17403513408.

The previous prime is 22235904683. The next prime is 22235904721. The reversal of 22235904685 is 58640953222.

It is a cyclic number.

It is not a de Polignac number, because 22235904685 - 2¹ = 22235904683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22235904683) 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, 641827 + ... + 675583.

It is an arithmetic number, because the mean of its divisors is an integer number (1703833776).

Almost surely, 2^22235904685 is an apocalyptic number.

It is an amenable number.

22235904685 is a deficient number, since it is larger than the sum of its proper divisors (5025435731).

22235904685 is a wasteful number, since it uses less digits than its factorization.

22235904685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36612.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 22235904685 in words is "twenty-two billion, two hundred thirty-five million, nine hundred four thousand, six hundred eighty-five".