22250688849 has 8 divisors (see below), whose sum is σ = 32963983520. Its totient is φ = 14833792548.

The previous prime is 22250688847. The next prime is 22250688869. The reversal of 22250688849 is 94888605222.

It is a happy number.

It is not a de Polignac number, because 22250688849 - 2¹ = 22250688847 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22250688795 and 22250688804.

It is not an unprimeable number, because it can be changed into a prime (22250688847) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 412049767 + ... + 412049820.

It is an arithmetic number, because the mean of its divisors is an integer number (4120497940).

Almost surely, 2^22250688849 is an apocalyptic number.

It is an amenable number.

22250688849 is a deficient number, since it is larger than the sum of its proper divisors (10713294671).

22250688849 is an equidigital number, since it uses as much as digits as its factorization.

22250688849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824099596 (or 824099590 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 54.

The spelling of 22250688849 in words is "twenty-two billion, two hundred fifty million, six hundred eighty-eight thousand, eight hundred forty-nine".