22445402105 has 8 divisors (see below), whose sum is σ = 30782265792. Its totient is φ = 15391132848.

The previous prime is 22445402059. The next prime is 22445402137. The reversal of 22445402105 is 50120454422.

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

It is not a de Polignac number, because 22445402105 - 2⁶ = 22445402041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320648567 + ... + 320648636.

It is an arithmetic number, because the mean of its divisors is an integer number (3847783224).

Almost surely, 2^22445402105 is an apocalyptic number.

It is an amenable number.

22445402105 is a deficient number, since it is larger than the sum of its proper divisors (8336863687).

22445402105 is an equidigital number, since it uses as much as digits as its factorization.

22445402105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641297215.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 22445402105 its reverse (50120454422), we get a palindrome (72565856527).

The spelling of 22445402105 in words is "twenty-two billion, four hundred forty-five million, four hundred two thousand, one hundred five".