162233243661 has 4 divisors (see below), whose sum is σ = 216310991552. Its totient is φ = 108155495772.

The previous prime is 162233243629. The next prime is 162233243713. The reversal of 162233243661 is 166342332261.

162233243661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 162233243661 - 2⁵ = 162233243629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162233243761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27038873941 + ... + 27038873946.

It is an arithmetic number, because the mean of its divisors is an integer number (54077747888).

Almost surely, 2^162233243661 is an apocalyptic number.

It is an amenable number.

162233243661 is a deficient number, since it is larger than the sum of its proper divisors (54077747891).

162233243661 is an equidigital number, since it uses as much as digits as its factorization.

162233243661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54077747890.

The product of its digits is 186624, while the sum is 39.

The spelling of 162233243661 in words is "one hundred sixty-two billion, two hundred thirty-three million, two hundred forty-three thousand, six hundred sixty-one".