32566582472 has 12 divisors (see below), whose sum is σ = 61063299195. Its totient is φ = 16283036024.

The previous prime is 32566582471. The next prime is 32566582493. The reversal of 32566582472 is 27428566523.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 16283291236 + 16283291236 = 127606^2 + 127606^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=127606.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32566582472.

It is not an unprimeable number, because it can be changed into a prime (32566582471) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 478523 + ... + 542325.

Almost surely, 2^32566582472 is an apocalyptic number.

It is an amenable number.

32566582472 is a deficient number, since it is larger than the sum of its proper divisors (28496716723).

32566582472 is an frugal number, since it uses more digits than its factorization.

32566582472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127612 (or 63805 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 50.

Multiplying 32566582472 by its sum of digits (50), we get a square (1628329123600 = 1276060²).

The spelling of 32566582472 in words is "thirty-two billion, five hundred sixty-six million, five hundred eighty-two thousand, four hundred seventy-two".