22006716601 has 4 divisors (see below), whose sum is σ = 22518500752. Its totient is φ = 21494932452.

The previous prime is 22006716559. The next prime is 22006716659. The reversal of 22006716601 is 10661760022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22006716601 - 2¹⁵ = 22006683833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22006716661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255892011 + ... + 255892096.

It is an arithmetic number, because the mean of its divisors is an integer number (5629625188).

Almost surely, 2^22006716601 is an apocalyptic number.

It is an amenable number.

22006716601 is a deficient number, since it is larger than the sum of its proper divisors (511784151).

22006716601 is an equidigital number, since it uses as much as digits as its factorization.

22006716601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511784150.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 22006716601 in words is "twenty-two billion, six million, seven hundred sixteen thousand, six hundred one".