450342011666 has 8 divisors (see below), whose sum is σ = 675836390460. Its totient is φ = 225063214848.

The previous prime is 450342011657. The next prime is 450342011719. The reversal of 450342011666 is 666110243054.

It can be written as a sum of positive squares in 2 ways, for example, as 450086683225 + 255328441 = 670885^2 + 15979^2 .

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, 53890271 + ... + 53898626.

Almost surely, 2^450342011666 is an apocalyptic number.

450342011666 is a deficient number, since it is larger than the sum of its proper divisors (225494378794).

450342011666 is a wasteful number, since it uses less digits than its factorization.

450342011666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107790988.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 450342011666 in words is "four hundred fifty billion, three hundred forty-two million, eleven thousand, six hundred sixty-six".