6604541064 has 240 divisors, whose sum is σ = 20520506160. Its totient is φ = 1983009600.

The previous prime is 6604541051. The next prime is 6604541101. The reversal of 6604541064 is 4601454066.

6604541064 is a `hidden beast` number, since 6 + 604 + 5 + 41 + 0 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 59 ways as a sum of consecutive naturals, for example, 10271127 + ... + 10271769.

It is an arithmetic number, because the mean of its divisors is an integer number (85502109).

Almost surely, 2^6604541064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6604541064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10260253080).

6604541064 is an abundant number, since it is smaller than the sum of its proper divisors (13915965096).

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

6604541064 is a wasteful number, since it uses less digits than its factorization.

6604541064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814 (or 790 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 6604541064 is about 81268.3275575424. The cubic root of 6604541064 is about 1876.2075600457.

The spelling of 6604541064 in words is "six billion, six hundred four million, five hundred forty-one thousand, sixty-four".