6548604668 has 6 divisors (see below), whose sum is σ = 11460058176. Its totient is φ = 3274302332.

The previous prime is 6548604659. The next prime is 6548604679. The reversal of 6548604668 is 8664068456.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 818575580 + ... + 818575587.

It is an arithmetic number, because the mean of its divisors is an integer number (1910009696).

Almost surely, 2^6548604668 is an apocalyptic number.

It is an amenable number.

6548604668 is a deficient number, since it is larger than the sum of its proper divisors (4911453508).

6548604668 is a wasteful number, since it uses less digits than its factorization.

6548604668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637151171 (or 1637151169 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 53.

The square root of 6548604668 is about 80923.4494321640. The cubic root of 6548604668 is about 1870.8957615679.

The spelling of 6548604668 in words is "six billion, five hundred forty-eight million, six hundred four thousand, six hundred sixty-eight".