32534521000 has 64 divisors (see below), whose sum is σ = 76208305680. Its totient is φ = 13000556800.

The previous prime is 32534520979. The next prime is 32534521013. The reversal of 32534521000 is 12543523.

It can be written as a sum of positive squares in 8 ways, for example, as 8147950756 + 24386570244 = 90266^2 + 156162^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 996942 + ... + 1029058.

Almost surely, 2^32534521000 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 32534521000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38104152840).

32534521000 is an abundant number, since it is smaller than the sum of its proper divisors (43673784680).

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

32534521000 is a wasteful number, since it uses less digits than its factorization.

32534521000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33151 (or 33137 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The spelling of 32534521000 in words is "thirty-two billion, five hundred thirty-four million, five hundred twenty-one thousand".