32320320312 has 32 divisors (see below), whose sum is σ = 92343772800. Its totient is φ = 9234377184.

The previous prime is 32320320311. The next prime is 32320320317. The reversal of 32320320312 is 21302302323.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32320320311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96191262 + ... + 96191597.

It is an arithmetic number, because the mean of its divisors is an integer number (2885742900).

Almost surely, 2^32320320312 is an apocalyptic number.

It is an amenable number.

32320320312 is an abundant number, since it is smaller than the sum of its proper divisors (60023452488).

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

32320320312 is a wasteful number, since it uses less digits than its factorization.

32320320312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192382875 (or 192382871 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 32320320312 its reverse (21302302323), we get a palindrome (53622622635).

The spelling of 32320320312 in words is "thirty-two billion, three hundred twenty million, three hundred twenty thousand, three hundred twelve".