165553104 has 40 divisors (see below), whose sum is σ = 428142240. Its totient is φ = 55124608.

The previous prime is 165553097. The next prime is 165553109. The reversal of 165553104 is 401355561.

165553104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165553109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78982 + ... + 81050.

It is an arithmetic number, because the mean of its divisors is an integer number (10703556).

Almost surely, 2^165553104 is an apocalyptic number.

It is an amenable number.

165553104 is an abundant number, since it is smaller than the sum of its proper divisors (262589136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165553104 is a wasteful number, since it uses less digits than its factorization.

165553104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3747 (or 3741 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 165553104 is about 12866.7441103023. The cubic root of 165553104 is about 549.0928340263.

The spelling of 165553104 in words is "one hundred sixty-five million, five hundred fifty-three thousand, one hundred four".