6448763611 has 6 divisors (see below), whose sum is σ = 6678803612. Its totient is φ = 6226391640.

The previous prime is 6448763591. The next prime is 6448763641. The reversal of 6448763611 is 1163678446.

It is not a de Polignac number, because 6448763611 - 2⁹ = 6448763099 is a prime.

It is a super-2 number, since 2×6448763611² = 83173104221115518642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6448763641) 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 in 5 ways as a sum of consecutive naturals, for example, 3833145 + ... + 3834826.

Almost surely, 2^6448763611 is an apocalyptic number.

6448763611 is a deficient number, since it is larger than the sum of its proper divisors (230040001).

6448763611 is an equidigital number, since it uses as much as digits as its factorization.

6448763611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7668029 (or 7668000 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The square root of 6448763611 is about 80304.1942304385. The cubic root of 6448763611 is about 1861.3390376092.

The spelling of 6448763611 in words is "six billion, four hundred forty-eight million, seven hundred sixty-three thousand, six hundred eleven".