188212281206 has 8 divisors (see below), whose sum is σ = 282735437760. Its totient is φ = 93967135288.

The previous prime is 188212281199. The next prime is 188212281211. The reversal of 188212281206 is 602182212881.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69500966 + ... + 69503673.

It is an arithmetic number, because the mean of its divisors is an integer number (35341929720).

Almost surely, 2^188212281206 is an apocalyptic number.

188212281206 is a deficient number, since it is larger than the sum of its proper divisors (94523156554).

188212281206 is a wasteful number, since it uses less digits than its factorization.

188212281206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139005318.

The product of its (nonzero) digits is 49152, while the sum is 41.

The spelling of 188212281206 in words is "one hundred eighty-eight billion, two hundred twelve million, two hundred eighty-one thousand, two hundred six".