6607551768 has 32 divisors (see below), whose sum is σ = 16563188400. Its totient is φ = 2196609408.

The previous prime is 6607551767. The next prime is 6607551779. The reversal of 6607551768 is 8671557066.

It is a self number, because there is not a number n which added to its sum of digits gives 6607551768.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6607551767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360103 + ... + 378006.

Almost surely, 2^6607551768 is an apocalyptic number.

It is an amenable number.

6607551768 is an abundant number, since it is smaller than the sum of its proper divisors (9955636632).

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

6607551768 is a wasteful number, since it uses less digits than its factorization.

6607551768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738491 (or 738487 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 51.

The square root of 6607551768 is about 81286.8486779996. The cubic root of 6607551768 is about 1876.4926087438.

The spelling of 6607551768 in words is "six billion, six hundred seven million, five hundred fifty-one thousand, seven hundred sixty-eight".