32665630544 has 10 divisors (see below), whose sum is σ = 63289659210. Its totient is φ = 16332815264.

The previous prime is 32665630519. The next prime is 32665630549. The reversal of 32665630544 is 44503656623.

It can be written as a sum of positive squares in only one way, i.e., 31812289600 + 853340944 = 178360^2 + 29212^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32665630495 and 32665630504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32665630549) 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 as a sum of consecutive naturals, namely, 1020800939 + ... + 1020800970.

It is an arithmetic number, because the mean of its divisors is an integer number (6328965921).

Almost surely, 2^32665630544 is an apocalyptic number.

It is an amenable number.

32665630544 is a deficient number, since it is larger than the sum of its proper divisors (30624028666).

32665630544 is a wasteful number, since it uses less digits than its factorization.

32665630544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041601917 (or 2041601911 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 32665630544 in words is "thirty-two billion, six hundred sixty-five million, six hundred thirty thousand, five hundred forty-four".