6677646355 has 8 divisors (see below), whose sum is σ = 8095786272. Its totient is φ = 5287043328.

The previous prime is 6677646317. The next prime is 6677646379. The reversal of 6677646355 is 5536467766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6677646355 - 2¹¹ = 6677644307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6677646296 and 6677646305.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6883687 + ... + 6884656.

It is an arithmetic number, because the mean of its divisors is an integer number (1011973284).

Almost surely, 2^6677646355 is an apocalyptic number.

6677646355 is a deficient number, since it is larger than the sum of its proper divisors (1418139917).

6677646355 is a wasteful number, since it uses less digits than its factorization.

6677646355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13768445.

The product of its digits is 19051200, while the sum is 55.

The square root of 6677646355 is about 81716.8670165468. The cubic root of 6677646355 is about 1883.1047192850.

The spelling of 6677646355 in words is "six billion, six hundred seventy-seven million, six hundred forty-six thousand, three hundred fifty-five".