22006442461 has 8 divisors (see below), whose sum is σ = 22090289760. Its totient is φ = 21922674768.

The previous prime is 22006442453. The next prime is 22006442467. The reversal of 22006442461 is 16424460022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22006442461 - 2³ = 22006442453 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 (22006442467) 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 7 ways as a sum of consecutive naturals, for example, 566655 + ... + 604243.

It is an arithmetic number, because the mean of its divisors is an integer number (2761286220).

Almost surely, 2^22006442461 is an apocalyptic number.

It is an amenable number.

22006442461 is a deficient number, since it is larger than the sum of its proper divisors (83847299).

22006442461 is a wasteful number, since it uses less digits than its factorization.

22006442461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39803.

The product of its (nonzero) digits is 18432, while the sum is 31.

The spelling of 22006442461 in words is "twenty-two billion, six million, four hundred forty-two thousand, four hundred sixty-one".