47666605206 has 96 divisors (see below), whose sum is σ = 108368489088. Its totient is φ = 13976226000.

The previous prime is 47666605187. The next prime is 47666605219. The reversal of 47666605206 is 60250666674.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 7671441 + ... + 7677651.

It is an arithmetic number, because the mean of its divisors is an integer number (1128838428).

Almost surely, 2^47666605206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47666605206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54184244544).

47666605206 is an abundant number, since it is smaller than the sum of its proper divisors (60701883882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47666605206 is a wasteful number, since it uses less digits than its factorization.

47666605206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311 (or 6258 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 47666605206 in words is "forty-seven billion, six hundred sixty-six million, six hundred five thousand, two hundred six".