32865365532 has 72 divisors (see below), whose sum is σ = 81951375744. Its totient is φ = 10248781568.

The previous prime is 32865365483. The next prime is 32865365569. The reversal of 32865365532 is 23556356823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 550783 + ... + 607529.

It is an arithmetic number, because the mean of its divisors is an integer number (1138213552).

Almost surely, 2^32865365532 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 32865365532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40975687872).

32865365532 is an abundant number, since it is smaller than the sum of its proper divisors (49086010212).

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

32865365532 is a wasteful number, since it uses less digits than its factorization.

32865365532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56955 (or 56936 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 48.

The spelling of 32865365532 in words is "thirty-two billion, eight hundred sixty-five million, three hundred sixty-five thousand, five hundred thirty-two".