162218444611 has 4 divisors (see below), whose sum is σ = 162685933272. Its totient is φ = 161750955952.

The previous prime is 162218444579. The next prime is 162218444623. The reversal of 162218444611 is 116444812261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 162218444611 - 2⁵ = 162218444579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162218454611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233743810 + ... + 233744503.

It is an arithmetic number, because the mean of its divisors is an integer number (40671483318).

Almost surely, 2^162218444611 is an apocalyptic number.

162218444611 is a deficient number, since it is larger than the sum of its proper divisors (467488661).

162218444611 is an equidigital number, since it uses as much as digits as its factorization.

162218444611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467488660.

The product of its digits is 73728, while the sum is 40.

The spelling of 162218444611 in words is "one hundred sixty-two billion, two hundred eighteen million, four hundred forty-four thousand, six hundred eleven".