32520889000 has 128 divisors (see below), whose sum is σ = 77403924000. Its totient is φ = 12787200000.

The previous prime is 32520888997. The next prime is 32520889013. The reversal of 32520889000 is 98802523.

It can be written as a sum of positive squares in 16 ways, for example, as 176305284 + 32344583716 = 13278^2 + 179846^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15047920 + ... + 15050080.

Almost surely, 2^32520889000 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 32520889000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38701962000).

32520889000 is an abundant number, since it is smaller than the sum of its proper divisors (44883035000).

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

32520889000 is a wasteful number, since it uses less digits than its factorization.

32520889000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 32520889000 in words is "thirty-two billion, five hundred twenty million, eight hundred eighty-nine thousand".