165852480607 has 16 divisors (see below), whose sum is σ = 192680314272. Its totient is φ = 141085573120.

The previous prime is 165852480593. The next prime is 165852480617. The reversal of 165852480607 is 706084258561.

It is a happy number.

It is not a de Polignac number, because 165852480607 - 2¹¹ = 165852478559 is a prime.

It is a super-2 number, since 2×165852480607² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165852480617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2530978 + ... + 2595679.

It is an arithmetic number, because the mean of its divisors is an integer number (12042519642).

Almost surely, 2^165852480607 is an apocalyptic number.

165852480607 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

165852480607 is a deficient number, since it is larger than the sum of its proper divisors (26827833665).

165852480607 is a wasteful number, since it uses less digits than its factorization.

165852480607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5126858.

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 165852480607 in words is "one hundred sixty-five billion, eight hundred fifty-two million, four hundred eighty thousand, six hundred seven".