32505044312 has 32 divisors (see below), whose sum is σ = 65646925680. Its totient is φ = 14999644800.

The previous prime is 32505044311. The next prime is 32505044317. The reversal of 32505044312 is 21344050523.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32505044311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630503 + ... + 680105.

Almost surely, 2^32505044312 is an apocalyptic number.

It is an amenable number.

32505044312 is an abundant number, since it is smaller than the sum of its proper divisors (33141881368).

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

32505044312 is a wasteful number, since it uses less digits than its factorization.

32505044312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55923 (or 55919 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 32505044312 its reverse (21344050523), we get a palindrome (53849094835).

The spelling of 32505044312 in words is "thirty-two billion, five hundred five million, forty-four thousand, three hundred twelve".