8444254122 has 48 divisors (see below), whose sum is σ = 18626786568. Its totient is φ = 2764177920.

The previous prime is 8444254121. The next prime is 8444254139. The reversal of 8444254122 is 2214524448.

It can be written as a sum of positive squares in 4 ways, for example, as 8242642521 + 201611601 = 90789^2 + 14199^2 .

It is not an unprimeable number, because it can be changed into a prime (8444254121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292372 + ... + 319952.

Almost surely, 2^8444254122 is an apocalyptic number.

8444254122 is an abundant number, since it is smaller than the sum of its proper divisors (10182532446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8444254122 is a wasteful number, since it uses less digits than its factorization.

8444254122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27895 (or 27892 counting only the distinct ones).

The product of its digits is 81920, while the sum is 36.

The square root of 8444254122 is about 91892.6227833334. The cubic root of 8444254122 is about 2036.3562826090.

The spelling of 8444254122 in words is "eight billion, four hundred forty-four million, two hundred fifty-four thousand, one hundred twenty-two".