32320300032 has 132 divisors (see below), whose sum is σ = 93798452800. Its totient is φ = 10718687232.

The previous prime is 32320300031. The next prime is 32320300081. The reversal of 32320300032 is 23000302323.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 32320299978 and 32320300014.

It is not an unprimeable number, because it can be changed into a prime (32320300031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1825173 + ... + 1842795.

Almost surely, 2^32320300032 is an apocalyptic number.

32320300032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32320300032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46899226400).

32320300032 is an abundant number, since it is smaller than the sum of its proper divisors (61478152768).

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

32320300032 is a wasteful number, since it uses less digits than its factorization.

32320300032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17848 (or 17827 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 32320300032 its reverse (23000302323), we get a palindrome (55320602355).

The spelling of 32320300032 in words is "thirty-two billion, three hundred twenty million, three hundred thousand, thirty-two".