6532161120 has 144 divisors (see below), whose sum is σ = 22507928352. Its totient is φ = 1724958720.

The previous prime is 6532161113. The next prime is 6532161131. The reversal of 6532161120 is 211612356.

6532161120 is a `hidden beast` number, since 6 + 5 + 3 + 21 + 611 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126300 + ... + 170340.

It is an arithmetic number, because the mean of its divisors is an integer number (156305058).

Almost surely, 2^6532161120 is an apocalyptic number.

6532161120 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 6532161120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11253964176).

6532161120 is an abundant number, since it is smaller than the sum of its proper divisors (15975767232).

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

6532161120 is a wasteful number, since it uses less digits than its factorization.

6532161120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44165 (or 44154 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 6532161120 is about 80821.7861717990. The cubic root of 6532161120 is about 1869.3285091323.

Adding to 6532161120 its reverse (211612356), we get a palindrome (6743773476).

The spelling of 6532161120 in words is "six billion, five hundred thirty-two million, one hundred sixty-one thousand, one hundred twenty".