6448246286 has 4 divisors (see below), whose sum is σ = 9672369432. Its totient is φ = 3224123142.

The previous prime is 6448246253. The next prime is 6448246289. The reversal of 6448246286 is 6826428446.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6448246289) 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, 1612061570 + ... + 1612061573.

It is an arithmetic number, because the mean of its divisors is an integer number (2418092358).

Almost surely, 2^6448246286 is an apocalyptic number.

6448246286 is a deficient number, since it is larger than the sum of its proper divisors (3224123146).

6448246286 is a wasteful number, since it uses less digits than its factorization.

6448246286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3224123145.

The product of its digits is 3538944, while the sum is 50.

The square root of 6448246286 is about 80300.9731323351. The cubic root of 6448246286 is about 1861.2892635736.

The spelling of 6448246286 in words is "six billion, four hundred forty-eight million, two hundred forty-six thousand, two hundred eighty-six".