6448344814 has 8 divisors (see below), whose sum is σ = 10093061520. Its totient is φ = 3083990976.

The previous prime is 6448344787. The next prime is 6448344821. The reversal of 6448344814 is 4184438446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 140181409 = 6448344814 / (6 + 4 + 4 + 8 + 3 + 4 + 4 + 8 + 1 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70090659 + ... + 70090750.

It is an arithmetic number, because the mean of its divisors is an integer number (1261632690).

Almost surely, 2^6448344814 is an apocalyptic number.

6448344814 is a deficient number, since it is larger than the sum of its proper divisors (3644716706).

6448344814 is a wasteful number, since it uses less digits than its factorization.

6448344814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140181434.

The product of its digits is 1179648, while the sum is 46.

The square root of 6448344814 is about 80301.5866219342. The cubic root of 6448344814 is about 1861.2987435762.

The spelling of 6448344814 in words is "six billion, four hundred forty-eight million, three hundred forty-four thousand, eight hundred fourteen".