32445242666 has 8 divisors (see below), whose sum is σ = 48670974660. Its totient is φ = 16221584448.

The previous prime is 32445242647. The next prime is 32445242671. The reversal of 32445242666 is 66624254423.

It can be written as a sum of positive squares in 2 ways, for example, as 31286180641 + 1159062025 = 176879^2 + 34045^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 478721 + ... + 542276.

Almost surely, 2^32445242666 is an apocalyptic number.

32445242666 is a deficient number, since it is larger than the sum of its proper divisors (16225731994).

32445242666 is a wasteful number, since it uses less digits than its factorization.

32445242666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036888.

The product of its digits is 1658880, while the sum is 44.

The spelling of 32445242666 in words is "thirty-two billion, four hundred forty-five million, two hundred forty-two thousand, six hundred sixty-six".