6468548769 has 24 divisors (see below), whose sum is σ = 9381850400. Its totient is φ = 4294684800.

The previous prime is 6468548743. The next prime is 6468548831. The reversal of 6468548769 is 9678458646.

It is not a de Polignac number, because 6468548769 - 2¹⁶ = 6468483233 is a prime.

It is a super-2 number, since 2×6468548769² = 83684246353862830722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6468548069) 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 23 ways as a sum of consecutive naturals, for example, 4095822 + ... + 4097400.

Almost surely, 2^6468548769 is an apocalyptic number.

It is an amenable number.

6468548769 is a deficient number, since it is larger than the sum of its proper divisors (2913301631).

6468548769 is a wasteful number, since it uses less digits than its factorization.

6468548769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165 (or 3162 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The square root of 6468548769 is about 80427.2887084974. The cubic root of 6468548769 is about 1863.2406573580.

The spelling of 6468548769 in words is "six billion, four hundred sixty-eight million, five hundred forty-eight thousand, seven hundred sixty-nine".