506246203666 has 8 divisors (see below), whose sum is σ = 867850634880. Its totient is φ = 216962658708.

The previous prime is 506246203663. The next prime is 506246203709. The reversal of 506246203666 is 666302642605.

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

It is not an unprimeable number, because it can be changed into a prime (506246203663) by changing a digit.

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, 18080221546 + ... + 18080221573.

It is an arithmetic number, because the mean of its divisors is an integer number (108481329360).

Almost surely, 2^506246203666 is an apocalyptic number.

506246203666 is a deficient number, since it is larger than the sum of its proper divisors (361604431214).

506246203666 is a wasteful number, since it uses less digits than its factorization.

506246203666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36160443128.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 506246203666 in words is "five hundred six billion, two hundred forty-six million, two hundred three thousand, six hundred sixty-six".