16165152 has 108 divisors (see below), whose sum is σ = 48397986. Its totient is φ = 5114880.

The previous prime is 16165139. The next prime is 16165169. The reversal of 16165152 is 25156161.

It is a happy number.

16165152 is a `hidden beast` number, since 1 + 6 + 1 + 651 + 5 + 2 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 15397776 + 767376 = 3924^2 + 876^2 .

It is a super-2 number, since 2×16165152² = 522624278366208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 394252 + ... + 394292.

Almost surely, 2^16165152 is an apocalyptic number.

16165152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16165152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24198993).

16165152 is an abundant number, since it is smaller than the sum of its proper divisors (32232834).

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

16165152 is a wasteful number, since it uses less digits than its factorization.

16165152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 83 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 16165152 is about 4020.5910013330. The cubic root of 16165152 is about 252.8482376038.

The spelling of 16165152 in words is "sixteen million, one hundred sixty-five thousand, one hundred fifty-two".