32505380456 has 32 divisors (see below), whose sum is σ = 61499075040. Its totient is φ = 16106205888.

The previous prime is 32505380447. The next prime is 32505380459. The reversal of 32505380456 is 65408350523.

It is not an unprimeable number, because it can be changed into a prime (32505380459) 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, 416570 + ... + 488406.

It is an arithmetic number, because the mean of its divisors is an integer number (1921846095).

Almost surely, 2^32505380456 is an apocalyptic number.

It is an amenable number.

32505380456 is a deficient number, since it is larger than the sum of its proper divisors (28993694584).

32505380456 is a wasteful number, since it uses less digits than its factorization.

32505380456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72353 (or 72349 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 32505380456 in words is "thirty-two billion, five hundred five million, three hundred eighty thousand, four hundred fifty-six".