66248504045206 has 16 divisors (see below), whose sum is σ = 113582277398016. Its totient is φ = 28388862689256.

The previous prime is 66248504045189. The next prime is 66248504045263. The reversal of 66248504045206 is 60254040584266.

66248504045206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279321406 + ... + 279558481.

It is an arithmetic number, because the mean of its divisors is an integer number (7098892337376).

Almost surely, 2^{66248504045206} is an apocalyptic number.

66248504045206 is a deficient number, since it is larger than the sum of its proper divisors (47333773352810).

66248504045206 is a wasteful number, since it uses less digits than its factorization.

66248504045206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558888363.

The product of its (nonzero) digits is 11059200, while the sum is 52.

The spelling of 66248504045206 in words is "sixty-six trillion, two hundred forty-eight billion, five hundred four million, forty-five thousand, two hundred six".