6448226856 has 32 divisors (see below), whose sum is σ = 16126268640. Its totient is φ = 2148648768.

The previous prime is 6448226833. The next prime is 6448226867. The reversal of 6448226856 is 6586228446.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6448226799 and 6448226808.

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, 23955 + ... + 116061.

It is an arithmetic number, because the mean of its divisors is an integer number (503945895).

Almost surely, 2^6448226856 is an apocalyptic number.

It is an amenable number.

6448226856 is an abundant number, since it is smaller than the sum of its proper divisors (9678041784).

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

6448226856 is a wasteful number, since it uses less digits than its factorization.

6448226856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95033 (or 95029 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 51.

The square root of 6448226856 is about 80300.8521498994. The cubic root of 6448226856 is about 1861.2873940789.

The spelling of 6448226856 in words is "six billion, four hundred forty-eight million, two hundred twenty-six thousand, eight hundred fifty-six".