6555581602 has 32 divisors (see below), whose sum is σ = 10244646720. Its totient is φ = 3142399680.

The previous prime is 6555581587. The next prime is 6555581603. The reversal of 6555581602 is 2061855556.

It is not an unprimeable number, because it can be changed into a prime (6555581603) 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 15 ways as a sum of consecutive naturals, for example, 6178152 + ... + 6179212.

It is an arithmetic number, because the mean of its divisors is an integer number (320145210).

Almost surely, 2^6555581602 is an apocalyptic number.

6555581602 is a deficient number, since it is larger than the sum of its proper divisors (3689065118).

6555581602 is a wasteful number, since it uses less digits than its factorization.

6555581602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746.

The product of its (nonzero) digits is 360000, while the sum is 43.

The square root of 6555581602 is about 80966.5461903866. The cubic root of 6555581602 is about 1871.5599480128.

The spelling of 6555581602 in words is "six billion, five hundred fifty-five million, five hundred eighty-one thousand, six hundred two".