22442808006821 has 8 divisors (see below), whose sum is σ = 22595781156000. Its totient is φ = 22289866194960.

The previous prime is 22442808006797. The next prime is 22442808006877. The reversal of 22442808006821 is 12860080824422.

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 22442808006821 - 2¹⁴ = 22442807990437 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 (22442808066821) 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, 6396215 + ... + 9262676.

It is an arithmetic number, because the mean of its divisors is an integer number (2824472644500).

Almost surely, 2^{22442808006821} is an apocalyptic number.

It is an amenable number.

22442808006821 is a deficient number, since it is larger than the sum of its proper divisors (152973149179).

22442808006821 is a wasteful number, since it uses less digits than its factorization.

22442808006821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15668659.

The product of its (nonzero) digits is 786432, while the sum is 47.

The spelling of 22442808006821 in words is "twenty-two trillion, four hundred forty-two billion, eight hundred eight million, six thousand, eight hundred twenty-one".