22125657226 has 8 divisors (see below), whose sum is σ = 33217273764. Its totient is φ = 11053232640.

The previous prime is 22125657209. The next prime is 22125657241. The reversal of 22125657226 is 62275652122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 17529495201 + 4596162025 = 132399^2 + 67795^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4795105 + ... + 4799716.

Almost surely, 2^22125657226 is an apocalyptic number.

22125657226 is a deficient number, since it is larger than the sum of its proper divisors (11091616538).

22125657226 is a wasteful number, since it uses less digits than its factorization.

22125657226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9595976.

The product of its digits is 201600, while the sum is 40.

The spelling of 22125657226 in words is "twenty-two billion, one hundred twenty-five million, six hundred fifty-seven thousand, two hundred twenty-six".