6611206560 has 384 divisors, whose sum is σ = 25924147200. Its totient is φ = 1381847040.

The previous prime is 6611206559. The next prime is 6611206607. The reversal of 6611206560 is 656021166.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1849575 + ... + 1853145.

It is an arithmetic number, because the mean of its divisors is an integer number (67510800).

Almost surely, 2^6611206560 is an apocalyptic number.

6611206560 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6611206560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12962073600).

6611206560 is an abundant number, since it is smaller than the sum of its proper divisors (19312940640).

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

6611206560 is a wasteful number, since it uses less digits than its factorization.

6611206560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3644 (or 3636 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 6611206560 is about 81309.3264023261. The cubic root of 6611206560 is about 1876.8385223453.

The spelling of 6611206560 in words is "six billion, six hundred eleven million, two hundred six thousand, five hundred sixty".