727143528000 has 1344 divisors, whose sum is σ = 2739153231360. Its totient is φ = 169500672000.

The previous prime is 727143527989. The next prime is 727143528037. The reversal of 727143528000 is 825341727.

It is a self number, because there is not a number n which added to its sum of digits gives 727143528000.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 8170151956 + ... + 8170152044.

It is an arithmetic number, because the mean of its divisors is an integer number (2038060440).

Almost surely, 2^727143528000 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 727143528000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1369576615680).

727143528000 is an abundant number, since it is smaller than the sum of its proper divisors (2012009703360).

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

727143528000 is a wasteful number, since it uses less digits than its factorization.

727143528000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 39.

Adding to 727143528000 its reverse (825341727), we get a palindrome (727968869727).

The spelling of 727143528000 in words is "seven hundred twenty-seven billion, one hundred forty-three million, five hundred twenty-eight thousand".