166023426303206 has 8 divisors (see below), whose sum is σ = 249066413513544. Its totient is φ = 83001288465360.

The previous prime is 166023426303193. The next prime is 166023426303221. The reversal of 166023426303206 is 602303624320661.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5212323215 + ... + 5212355066.

It is an arithmetic number, because the mean of its divisors is an integer number (31133301689193).

Almost surely, 2^{166023426303206} is an apocalyptic number.

166023426303206 is a deficient number, since it is larger than the sum of its proper divisors (83042987210338).

166023426303206 is a wasteful number, since it uses less digits than its factorization.

166023426303206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10424686246.

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 166023426303206 in words is "one hundred sixty-six trillion, twenty-three billion, four hundred twenty-six million, three hundred three thousand, two hundred six".