6448841258 has 32 divisors (see below), whose sum is σ = 9937589760. Its totient is φ = 3137846400.

The previous prime is 6448841257. The next prime is 6448841323. The reversal of 6448841258 is 8521488446.

It is not an unprimeable number, because it can be changed into a prime (6448841257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3267560 + ... + 3269532.

It is an arithmetic number, because the mean of its divisors is an integer number (310549680).

Almost surely, 2^6448841258 is an apocalyptic number.

6448841258 is a deficient number, since it is larger than the sum of its proper divisors (3488748502).

6448841258 is a wasteful number, since it uses less digits than its factorization.

6448841258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2342.

The product of its digits is 1966080, while the sum is 50.

The square root of 6448841258 is about 80304.6776844288. The cubic root of 6448841258 is about 1861.3465081271.

The spelling of 6448841258 in words is "six billion, four hundred forty-eight million, eight hundred forty-one thousand, two hundred fifty-eight".