165010652645 has 16 divisors (see below), whose sum is σ = 204853052160. Its totient is φ = 127448887104.

The previous prime is 165010652617. The next prime is 165010652671. The reversal of 165010652645 is 546256010561.

It is a cyclic number.

It is not a de Polignac number, because 165010652645 - 2⁶ = 165010652581 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4290692 + ... + 4328978.

It is an arithmetic number, because the mean of its divisors is an integer number (12803315760).

Almost surely, 2^165010652645 is an apocalyptic number.

It is an amenable number.

165010652645 is a deficient number, since it is larger than the sum of its proper divisors (39842399515).

165010652645 is a wasteful number, since it uses less digits than its factorization.

165010652645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68044.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 165010652645 in words is "one hundred sixty-five billion, ten million, six hundred fifty-two thousand, six hundred forty-five".