6655019564 has 6 divisors (see below), whose sum is σ = 11646284244. Its totient is φ = 3327509780.

The previous prime is 6655019561. The next prime is 6655019573. The reversal of 6655019564 is 4659105566.

It is not an unprimeable number, because it can be changed into a prime (6655019561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 831877442 + ... + 831877449.

It is an arithmetic number, because the mean of its divisors is an integer number (1941047374).

Almost surely, 2^6655019564 is an apocalyptic number.

It is an amenable number.

6655019564 is a deficient number, since it is larger than the sum of its proper divisors (4991264680).

6655019564 is a wasteful number, since it uses less digits than its factorization.

6655019564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663754895 (or 1663754893 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 47.

The square root of 6655019564 is about 81578.3032674743. The cubic root of 6655019564 is about 1880.9753845365.

The spelling of 6655019564 in words is "six billion, six hundred fifty-five million, nineteen thousand, five hundred sixty-four".