6525543112 has 64 divisors (see below), whose sum is σ = 13935240000. Its totient is φ = 2837479680.

The previous prime is 6525543107. The next prime is 6525543127. The reversal of 6525543112 is 2113455256.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266439 + ... + 289897.

It is an arithmetic number, because the mean of its divisors is an integer number (217738125).

Almost surely, 2^6525543112 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 6525543112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6967620000).

6525543112 is an abundant number, since it is smaller than the sum of its proper divisors (7409696888).

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

6525543112 is a wasteful number, since it uses less digits than its factorization.

6525543112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23614 (or 23610 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The square root of 6525543112 is about 80780.8338159492. The cubic root of 6525543112 is about 1868.6969972894.

Adding to 6525543112 its reverse (2113455256), we get a palindrome (8638998368).

The spelling of 6525543112 in words is "six billion, five hundred twenty-five million, five hundred forty-three thousand, one hundred twelve".