32664582565 has 16 divisors (see below), whose sum is σ = 40257144576. Its totient is φ = 25429723200.

The previous prime is 32664582563. The next prime is 32664582571. The reversal of 32664582565 is 56528546623.

It is a happy number.

It is not a de Polignac number, because 32664582565 - 2¹ = 32664582563 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32664582563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222046 + ... + 338575.

It is an arithmetic number, because the mean of its divisors is an integer number (2516071536).

Almost surely, 2^32664582565 is an apocalyptic number.

It is an amenable number.

32664582565 is a deficient number, since it is larger than the sum of its proper divisors (7592562011).

32664582565 is a wasteful number, since it uses less digits than its factorization.

32664582565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560940.

The product of its digits is 10368000, while the sum is 52.

The spelling of 32664582565 in words is "thirty-two billion, six hundred sixty-four million, five hundred eighty-two thousand, five hundred sixty-five".