32530520000 has 280 divisors, whose sum is σ = 93196105200. Its totient is φ = 11130880000.

The previous prime is 32530519979. The next prime is 32530520039. The reversal of 32530520000 is 2503523.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7477826 + ... + 7482174.

Almost surely, 2^32530520000 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 32530520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46598052600).

32530520000 is an abundant number, since it is smaller than the sum of its proper divisors (60665585200).

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

32530520000 is a wasteful number, since it uses less digits than its factorization.

32530520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4409 (or 4384 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 20.

The spelling of 32530520000 in words is "thirty-two billion, five hundred thirty million, five hundred twenty thousand".