18127226206 has 8 divisors (see below), whose sum is σ = 27200877264. Its totient is φ = 9060267120.

The previous prime is 18127226189. The next prime is 18127226219. The reversal of 18127226206 is 60262272181.

It is a happy number.

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, 1666215 + ... + 1677058.

It is an arithmetic number, because the mean of its divisors is an integer number (3400109658).

Almost surely, 2^18127226206 is an apocalyptic number.

18127226206 is a deficient number, since it is larger than the sum of its proper divisors (9073651058).

18127226206 is a wasteful number, since it uses less digits than its factorization.

18127226206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3345986.

The product of its (nonzero) digits is 32256, while the sum is 37.

Adding to 18127226206 its reverse (60262272181), we get a palindrome (78389498387).

The spelling of 18127226206 in words is "eighteen billion, one hundred twenty-seven million, two hundred twenty-six thousand, two hundred six".