42264040666 has 8 divisors (see below), whose sum is σ = 63402361344. Its totient is φ = 21129920220.

The previous prime is 42264040631. The next prime is 42264040711. The reversal of 42264040666 is 66604046224.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1024780 + ... + 1065223.

It is an arithmetic number, because the mean of its divisors is an integer number (7925295168).

Almost surely, 2^42264040666 is an apocalyptic number.

42264040666 is a deficient number, since it is larger than the sum of its proper divisors (21138320678).

42264040666 is a wasteful number, since it uses less digits than its factorization.

42264040666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100116.

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 42264040666 in words is "forty-two billion, two hundred sixty-four million, forty thousand, six hundred sixty-six".