6555166160 has 80 divisors (see below), whose sum is σ = 15465349440. Its totient is φ = 2583705600.

The previous prime is 6555166157. The next prime is 6555166169. The reversal of 6555166160 is 616615556.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6555166169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1616135 + ... + 1620185.

It is an arithmetic number, because the mean of its divisors is an integer number (193316868).

Almost surely, 2^6555166160 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 6555166160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7732674720).

6555166160 is an abundant number, since it is smaller than the sum of its proper divisors (8910183280).

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

6555166160 is a wasteful number, since it uses less digits than its factorization.

6555166160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4356 (or 4350 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 6555166160 is about 80963.9806333656. The cubic root of 6555166160 is about 1871.5204121852.

The spelling of 6555166160 in words is "six billion, five hundred fifty-five million, one hundred sixty-six thousand, one hundred sixty".