40664560306 has 8 divisors (see below), whose sum is σ = 61855951104. Its totient is φ = 20045909940.

The previous prime is 40664560249. The next prime is 40664560319. The reversal of 40664560306 is 60306546604.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143184930 + ... + 143185213.

It is an arithmetic number, because the mean of its divisors is an integer number (7731993888).

Almost surely, 2^40664560306 is an apocalyptic number.

40664560306 is a deficient number, since it is larger than the sum of its proper divisors (21191390798).

40664560306 is a wasteful number, since it uses less digits than its factorization.

40664560306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286370216.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 40664560306 in words is "forty billion, six hundred sixty-four million, five hundred sixty thousand, three hundred six".