6534122652 has 72 divisors (see below), whose sum is σ = 17658347616. Its totient is φ = 2029999104.

The previous prime is 6534122597. The next prime is 6534122659. The reversal of 6534122652 is 2562214356.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6534122659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11208 + ... + 114864.

It is an arithmetic number, because the mean of its divisors is an integer number (245254828).

Almost surely, 2^6534122652 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 6534122652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8829173808).

6534122652 is an abundant number, since it is smaller than the sum of its proper divisors (11124224964).

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

6534122652 is a wasteful number, since it uses less digits than its factorization.

6534122652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103787 (or 103782 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 6534122652 is about 80833.9201820622. The cubic root of 6534122652 is about 1869.5156029417.

The spelling of 6534122652 in words is "six billion, five hundred thirty-four million, one hundred twenty-two thousand, six hundred fifty-two".