6532720700 has 72 divisors (see below), whose sum is σ = 15480457104. Its totient is φ = 2373120000.

The previous prime is 6532720681. The next prime is 6532720709. The reversal of 6532720700 is 70272356.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6532720709) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1358300 + ... + 1363100.

Almost surely, 2^6532720700 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 6532720700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7740228552).

6532720700 is an abundant number, since it is smaller than the sum of its proper divisors (8947736404).

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

6532720700 is a wasteful number, since it uses less digits than its factorization.

6532720700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6063 (or 6056 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 6532720700 is about 80825.2479117757. The cubic root of 6532720700 is about 1869.3818865143.

The spelling of 6532720700 in words is "six billion, five hundred thirty-two million, seven hundred twenty thousand, seven hundred".