6663056740 has 48 divisors (see below), whose sum is σ = 14118350400. Its totient is φ = 2641306752.

The previous prime is 6663056723. The next prime is 6663056753. The reversal of 6663056740 is 476503666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1830202 + ... + 1833838.

It is an arithmetic number, because the mean of its divisors is an integer number (294132300).

Almost surely, 2^6663056740 is an apocalyptic number.

It is an amenable number.

6663056740 is an abundant number, since it is smaller than the sum of its proper divisors (7455293660).

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

6663056740 is a wasteful number, since it uses less digits than its factorization.

6663056740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4444 (or 4442 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

The square root of 6663056740 is about 81627.5489035411. The cubic root of 6663056740 is about 1881.7322893222.

The spelling of 6663056740 in words is "six billion, six hundred sixty-three million, fifty-six thousand, seven hundred forty".