6304660656 has 60 divisors (see below), whose sum is σ = 18946155672. Its totient is φ = 1801330944.

The previous prime is 6304660643. The next prime is 6304660657. The reversal of 6304660656 is 6560664036.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (6304660657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1337925 + ... + 1342628.

Almost surely, 2^6304660656 is an apocalyptic number.

It is an amenable number.

6304660656 is an abundant number, since it is smaller than the sum of its proper divisors (12641495016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6304660656 is a wasteful number, since it uses less digits than its factorization.

6304660656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2680578 (or 2680565 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The square root of 6304660656 is about 79401.8932771757. The cubic root of 6304660656 is about 1847.3700791532.

The spelling of 6304660656 in words is "six billion, three hundred four million, six hundred sixty thousand, six hundred fifty-six".