6448416956 has 6 divisors (see below), whose sum is σ = 11284729680. Its totient is φ = 3224208476.

The previous prime is 6448416937. The next prime is 6448416959. The reversal of 6448416956 is 6596148446.

It is a junction number, because it is equal to n+sod(n) for n = 6448416898 and 6448416907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6448416959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806052116 + ... + 806052123.

It is an arithmetic number, because the mean of its divisors is an integer number (1880788280).

Almost surely, 2^6448416956 is an apocalyptic number.

It is an amenable number.

6448416956 is a deficient number, since it is larger than the sum of its proper divisors (4836312724).

6448416956 is a wasteful number, since it uses less digits than its factorization.

6448416956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612104243 (or 1612104241 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 53.

The square root of 6448416956 is about 80302.0358147911. The cubic root of 6448416956 is about 1861.3056847535.

The spelling of 6448416956 in words is "six billion, four hundred forty-eight million, four hundred sixteen thousand, nine hundred fifty-six".