165847415408 has 10 divisors (see below), whose sum is σ = 321329367384. Its totient is φ = 82923707696.

The previous prime is 165847415407. The next prime is 165847415413. The reversal of 165847415408 is 804514748561.

It is a happy number.

165847415408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 165847415408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165847415407) 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 as a sum of consecutive naturals, namely, 5182731716 + ... + 5182731747.

Almost surely, 2^165847415408 is an apocalyptic number.

It is an amenable number.

165847415408 is a deficient number, since it is larger than the sum of its proper divisors (155481951976).

165847415408 is a wasteful number, since it uses less digits than its factorization.

165847415408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10365463471 (or 10365463465 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 53.

The spelling of 165847415408 in words is "one hundred sixty-five billion, eight hundred forty-seven million, four hundred fifteen thousand, four hundred eight".