42666633005 has 8 divisors (see below), whose sum is σ = 51234261912. Its totient is φ = 34110438208.

The previous prime is 42666632923. The next prime is 42666633013. The reversal of 42666633005 is 50033666624.

It can be written as a sum of positive squares in 4 ways, for example, as 19502401801 + 23164231204 = 139651^2 + 152198^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 42666633005 - 2¹² = 42666628909 is a prime.

It is a Duffinian number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2850314 + ... + 2865243.

It is an arithmetic number, because the mean of its divisors is an integer number (6404282739).

Almost surely, 2^42666633005 is an apocalyptic number.

It is an amenable number.

42666633005 is a deficient number, since it is larger than the sum of its proper divisors (8567628907).

42666633005 is a wasteful number, since it uses less digits than its factorization.

42666633005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5717055.

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 42666633005 in words is "forty-two billion, six hundred sixty-six million, six hundred thirty-three thousand, five".