165045236433622 has 4 divisors (see below), whose sum is σ = 247567854650436. Its totient is φ = 82522618216810.

The previous prime is 165045236433613. The next prime is 165045236433641. The reversal of 165045236433622 is 226334632540561.

It is a happy number.

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

It is a super-3 number, since 3×165045236433622³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 165045236433622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41261309108404 + ... + 41261309108407.

It is an arithmetic number, because the mean of its divisors is an integer number (61891963662609).

Almost surely, 2^{165045236433622} is an apocalyptic number.

165045236433622 is a deficient number, since it is larger than the sum of its proper divisors (82522618216814).

165045236433622 is an equidigital number, since it uses as much as digits as its factorization.

165045236433622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82522618216813.

The product of its (nonzero) digits is 18662400, while the sum is 52.

The spelling of 165045236433622 in words is "one hundred sixty-five trillion, forty-five billion, two hundred thirty-six million, four hundred thirty-three thousand, six hundred twenty-two".